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Solid Carbide Drill
XIAMEN HJ CARBIDE TECHNOLOGY CO.,LTD.
P02 / Product Code (Order Number) Instruction Of Solid Carbide Drills
P02/ Application Summary Of Solid Carbide Drills
P03 / PUEEEPIIO SIHIE
GTDereriesThinsit Drills For 02
P05 / 3D External Coolant Twist Drills For General Machining P12 / 3D Internal Coolant Twist Drills For General Machining P18 / 5D External Coolant Twist Drills For General Machining P24 / 5D Internal Coolant Twist Drills For General Machining P30 / 8D Internal Coolant Twist Drills For General Machining P35 / 12D Internal Coolant Twist Drills For General Machining
Attached Table 03
P38 / Recommended Cutting Data
P43/ Shank Standard -Din Standard
P44 / Cutting Definitions And Calculations
Product Code (Order Number) Instruction Of Solid Carbide Drills
GTD 0600 03 C A
Drill Series Flute Diameter Drilling Depth Coolant Type Shank Type
GTD: Twist Drills For 0600:Φ6.00 03: Drilling Depth≤3d C: Internal Coolant A: Cylindrical Straight
General Machining 1200:Φ12.00 05:DrillingDepth <=slant 5 { \mathsf { d } } N: External Coolant Shank 08: Drilling Depth <=slant 8 \mathsf { d } （20 B: Flattened Handle 12: Drilling Depth≤12d E: Bevel Shank Y: Continuous Parallel Shank M: Mose Shank
Application Summary Of Solid Carbide Drills
| Material | Internal Coolant | External Coolant | |||||
| 3D | 5D | 8D | 12D | 3D | 5D | ||
| P | Carbon Steel,Alloy Steel( | GTD | |||||
| Alloy Steel (35-48 Hrc) | |||||||
| Ph,Ferritic,MartensiticSteel( | |||||||
| K | Grey Cast Iron,Nodular Cast Iron ( | GTD | |||||
| High-alloy Cast Iron (35-45hrc) | |||||||
Drills Guideline
Product Directory
| WMateriace | Description | Point Angel | Shank Type | ||
| P | 3DExternal CoolantTwistDrills | 140° | SHANK DINA | ||
| 3DInternal CoolantTwistDrills | SHANK DIN 6535HA | ||||
| 140° | |||||
| K | 5D External Coolant Twist Drills | 140° | SHANK DIN 6535HA | ||
| 5D Internal Coolant Twist Drills | 140° | SHANK DIN 6535HA | |||
| 8D Internal Coolant Twist Drills | 140° | SHANK DIN 6535HA | |||
| 12D Internal Coolant Twist Drills | 135° | SHANK DINA | |||
| Coating | Drilling Depth | Coolant Type | Tool Type | Dimension Range | Dimension Page | Parameters Page Cutting | |
| TiAlCrSiN | 3D | D | GTD-03NA | 3-20 | 6 | 39 | |
| TiAlCrSiN | 3D | GTD-03CA | 3-20 | 12 | 39 | ||
| TiAlCrSiN | 5D | ← | GTD-05NA | 3-20 | 18 | 39 | |
| TiAlCrSiN | 5D | GTD-05CA | 3-20 | 24 | 39 | ||
| TiAlCrSiN | 8D | ： | GTD-08CA | 3-16 | 30 | 41 | |
| TiAlCrSiN | 12D | GTD-12CA | 3-12 | 35 | 41 |
GTD Series Twist Drills For General Machining
New Substrate Material, Super Smooth Coating Surface And Larger Chip Holding Groove Design; Mainly Suitable For Drilling Of Steel, As Well As Cast Iron, Stainless Steel And Other Materials.
High Performance Substrate: Customized Tool Substrate, Using Submicron Tungsten Carbide Grade,With Good Wear Resistance And Toughness, Suitable For General Machining.
1Mature Cutting-lip Treatment Technology: Mature Passivation Technic Is Applied To Cutting Edge, Maintaining Both The Edge Strength And Cutting Sharpness.
Advanced Coating And Post Treatment Technology:the Advanced Tialcrsin Nano Coating Process From Balzers Is Applied To Ensure Extremely Strong Wear Resistance Of The Cutting Tool.The Advanced Groove Bottom Post-treatment Technology Is Used To Effectively Increase Surface Finish Of The Groove And Improve Chip Removal Performance Of The Cutting Tool.
INew Groove Design: Unique Geometry Design Ensures Good Chip Breaking Performance And Effectively Reduces Cutting Force.
GTD-03NA 3D External Coolant Twist Drills For General Machining
| Ordering Code | Dia. | Total Length | Shank Length | Flute Length | Shank Dia |
| GTD-0300-03NA | 3.00 | 62 | 36 | 20 | 6 |
| GTD-0310-03NA | 3.10 | 62 | 36 | 20 | 6 |
| GTD-0320-03NA | 3.20 | 62 | 36 | 20 | 6 |
| GTD-0330-03NA | 3.30 | 62 | 36 | 20 | 6 |
| GTD-0340-03NA | 3.40 | 62 | 36 | 20 | 6 |
| GTD-0350-03NA | 3.50 | 62 | 36 | 20 | 6 |
| GTD-0360-03NA | 3.60 | 62 | 36 | 20 | 6 |
| GTD-0370-03NA | 3.70 | 62 | 36 | 20 | 6 |
| GTD-0380-03NA | 3.80 | 66 | 36 | 24 | 6 |
| GTD-0390-03NA | 3.90 | 66 | 36 | 24 | 6 |
| GTD-0400-03NA | 4.00 | 66 | 36 | 24 | 6 |
| GTD-0410-03NA | 4.10 | 66 | 36 | 24 | 6 |
| GTD-0420-03NA | 4.20 | 66 | 36 | 24 | 6 |
| GTD-0430-03NA | 4.30 | 66 | 36 | 24 | 6 |
| GTD-0440-03NA | 4.40 | 66 | 36 | 24 | 6 |
| GTD-0450-03NA | 4.50 | 66 | 36 | 24 | 6 |
| GTD-0460-03NA | 4.60 | 66 | 36 | 24 | 6 |
| GTD-0470-03NA | 4.70 | 66 | 36 | 24 | 6 |
| GTD-0480-03NA | 4.80 | 66 | 36 | 28 | 6 |
| GTD-0490-03NA | 4.90 | 66 | 36 | 28 | 6 |
| GTD-0500-03NA | 5.00 | 66 | 36 | 28 | 6 |
| GTD-0510-03NA | 5.10 | 66 | 36 | 28 | 6 |
| GTD-0520-03NA | 5.20 | 66 | 36 | 28 | 6 |
| GTD-0530-03NA | 5.30 | 66 | 36 | 28 | 6 |
| GTD-0540-03NA | 5.40 | 66 | 36 | 28 | 6 |
| GTD-0550-03NA | 5.50 | 66 | 36 | 28 | 6 |
| GTD-0560-03NA | 5.60 | 66 | 36 | 28 | 6 |
| GTD-0570-03NA | 5.70 | 66 | 36 | 28 | 6 |
| GTD-0580-03NA | 5.80 | 66 | 36 | 28 | 6 |
| GTD-0590-03NA | 5.90 | 66 | 36 | 28 | 6 |
GTD-03NA 3D External Coolant Twist Drills For General Machining
SHANK TiAlCr 3D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-0600-03NA | 6.00 | 66 | 36 | 28 | 6 |
| GTD-0610-03NA | 6.10 | 79 | 36 | 34 | 8 |
| GTD-0620-03NA | 6.20 | 79 | 36 | 34 | 8 |
| GTD-0630-03NA | 6.30 | 79 | 36 | 34 | 8 |
| GTD-0640-03NA | 6.40 | 79 | 36 | 34 | 8 |
| GTD-0650-03NA | 6.50 | 79 | 36 | 34 | 8 |
| GTD-0660-03NA | 6.60 | 79 | 36 | 34 | 8 |
| GTD-0670-03NA | 6.70 | 79 | 36 | 34 | 8 |
| GTD-0680-03NA | 6.80 | 79 | 36 | 34 | 8 |
| GTD-0690-03NA | 6.90 | 79 | 36 | 34 | 8 |
| GTD-0700-03NA | 7.00 | 79 | 36 | 34 | 8 |
| GTD-0710-03NA | 7.10 | 79 | 36 | 41 | 8 |
| GTD-0720-03NA | 7.20 | 79 | 36 | 41 | 8 |
| GTD-0730-03NA | 7.30 | 79 | 36 | 41 | 8 |
| GTD-0740-03NA | 7.40 | 79 | 36 | 41 | 8 |
| GTD-0750-03NA | 7.50 | 79 | 36 | 41 | 8 |
| GTD-0760-03NA | 7.60 | 79 | 36 | 41 | 8 |
| GTD-0770-03NA | 7.70 | 79 | 36 | 41 | 8 |
| GTD-0780-03NA | 7.80 | 79 | 36 | 41 | 8 |
| GTD-0790-03NA | 7.90 | 79 | 36 | 41 | 8 |
| GTD-0800-03NA | 8.00 | 79 | 36 | 41 | 8 |
| GTD-0810-03NA | 8.10 | 89 | 40 | 47 | 10 |
| GTD-0820-03NA | 8.20 | 89 | 40 | 47 | 10 |
| GTD-0830-03NA | 8.30 | 89 | 40 | 47 | 10 |
| GTD-0840-03NA | 8.40 | 89 | 40 | 47 | 10 |
| GTD-0850-03NA | 8.50 | 89 | 40 | 47 | 10 |
| GTD-0860-03NA | 8.60 | 89 | 40 | 47 | 10 |
| GTD-0870-03NA | 8.70 | 89 | 40 | 47 | 10 |
| GTD-0880-03NA | 8.80 | 89 | 40 | 47 | 10 |
| GTD-0890-03NA | 8.90 | 89 | 40 | 47 | 10 |
GTD-03NA 3D External Coolant Twist Drills For General Machining
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-0900-03NA | 9.00 | 89 | 40 | 47 | 10 |
| GTD-0910-03NA | 9.10 | 89 | 40 | 47 | 10 |
| GTD-0920-03NA | 9.20 | 89 | 40 | 47 | 10 |
| GTD-0930-03NA | 9.30 | 89 | 40 | 47 | 10 |
| GTD-0940-03NA | 9.40 | 89 | 40 | 47 | 10 |
| GTD-0950-03NA | 9.50 | 89 | 40 | 47 | 10 |
| GTD-0960-03NA | 9.60 | 89 | 40 | 47 | 10 |
| GTD-0970-03NA | 9.70 | 89 | 40 | 47 | 10 |
| GTD-0980-03NA | 9.80 | 89 | 40 | 47 | 10 |
| GTD-0990-03NA | 9.90 | 89 | 40 | 47 | 10 |
| GTD-1000-03NA | 10.00 | 89 | 40 | 47 | 10 |
| GTD-1010-03NA | 10.10 | 102 | 45 | 55 | 12 |
| GTD-1020-03NA | 10.20 | 102 | 45 | 55 | 12 |
| GTD-1030-03NA | 10.30 | 102 | 45 | 55 | 12 |
| GTD-1040-03NA | 10.40 | 102 | 45 | 55 | 12 |
| GTD-1050-03NA | 10.50 | 102 | 45 | 55 | 12 |
| GTD-1060-03NA | 10.60 | 102 | 45 | 55 | 12 |
| GTD-1070-03NA | 10.70 | 102 | 45 | 55 | 12 |
| GTD-1080-03NA | 10.80 | 102 | 45 | 55 | 12 |
| GTD-1090-03NA | 10.90 | 102 | 45 | 55 | 12 |
| GTD-1100-03NA | 11.00 | 102 | 45 | 55 | 12 |
| GTD-1110-03NA | 11.10 | 102 | 45 | 55 | 12 |
| GTD-1120-03NA | 11.20 | 102 | 45 | 55 | 12 |
| GTD-1130-03NA | 11.30 | 102 | 45 | 55 | 12 |
| GTD-1140-03NA | 11.40 | 102 | 45 | 55 | 12 |
| GTD-1150-03NA | 11.50 | 102 | 45 | 55 | 12 |
| GTD-1160-03NA | 11.60 | 102 | 45 | 55 | 12 |
| GTD-1170-03NA | 11.70 | 102 | 45 | 55 | 12 |
| GTD-1180-03NA | 11.80 | 102 | 45 | 55 | 12 |
| GTD-1190-03NA | 11.90 | 102 | 45 | 55 | 12 |
GTD-03NA 3D External Coolant Twist Drills For General Machining
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | ShankDia. (h6) |
| GTD-1200-03NA | 12.00 | 102 | 45 | 55 | 12 |
| GTD-1210-03NA | 12.10 | 107 | 45 | 60 | 14 |
| GTD-1220-03NA | 12.20 | 107 | 45 | 60 | 14 |
| GTD-1230-03NA | 12.30 | 107 | 45 | 60 | 14 |
| GTD-1240-03NA | 12.40 | 107 | 45 | 60 | 14 |
| GTD-1250-03NA | 12.50 | 107 | 45 | 60 | 14 |
| GTD-1260-03NA | 12.60 | 107 | 45 | 60 | 14 |
| GTD-1270-03NA | 12.70 | 107 | 45 | 60 | 14 |
| GTD-1280-03NA | 12.80 | 107 | 45 | 60 | 14 |
| GTD-1290-03NA | 12.90 | 107 | 45 | 60 | 14 |
| GTD-1300-03NA | 13.00 | 107 | 45 | 60 | 14 |
| GTD-1310-03NA | 13.10 | 107 | 45 | 60 | 14 |
| GTD-1320-03NA | 13.20 | 107 | 45 | 60 | 14 |
| GTD-1330-03NA | 13.30 | 107 | 45 | 60 | 14 |
| GTD-1340-03NA | 13.40 | 107 | 45 | 60 | 14 |
| GTD-1350-03NA | 13.50 | 107 | 45 | 60 | 14 |
| GTD-1360-03NA | 13.60 | 107 | 45 | 60 | 14 |
| GTD-1370-03NA | 13.70 | 107 | 45 | 60 | 14 |
| GTD-1380-03NA | 13.80 | 107 | 45 | 60 | 14 |
| GTD-1390-03NA | 13.90 | 107 | 45 | 60 | 14 |
| GTD-1400-03NA | 14.00 | 107 | 45 | 60 | 14 |
| GTD-1410-03NA | 14.10 | 115 | 48 | 65 | 16 |
| GTD-1420-03NA | 14.20 | 115 | 48 | 65 | 16 |
| GTD-1430-03NA | 14.30 | 115 | 48 | 65 | 16 |
| GTD-1440-03NA | 14.40 | 115 | 48 | 65 | 16 |
| GTD-1450-03NA | 14.50 | 115 | 48 | 65 | 16 |
| GTD-1460-03NA | 14.60 | 115 | 48 | 65 | 16 |
| GTD-1470-03NA | 14.70 | 115 | 48 | 65 | 16 |
| GTD-1480-03NA | 14.80 | 115 | 48 | 65 | 16 |
| GTD-1490-03NA | 14.90 | 115 | 48 | 65 | 16 |
GTD-03NA 3D External Coolant Twist Drills For General Machining
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-1500-03NA | 15.00 | 115 | 48 | 65 | 16 |
| GTD-1510-03NA | 15.10 | 115 | 48 | 65 | 16 |
| GTD-1520-03NA | 15.20 | 115 | 48 | 65 | 16 |
| GTD-1530-03NA | 15.30 | 115 | 48 | 65 | 16 |
| GTD-1540-03NA | 15.40 | 115 | 48 | 65 | 16 |
| GTD-1550-03NA | 15.50 | 115 | 48 | 65 | 16 |
| GTD-1560-03NA | 15.60 | 115 | 48 | 65 | 16 |
| GTD-1570-03NA | 15.70 | 115 | 48 | 65 | 16 |
| GTD-1580-03NA | 15.80 | 115 | 48 | 65 | 16 |
| GTD-1590-03NA | 15.90 | 115 | 48 | 65 | 16 |
| GTD-1600-03NA | 16.00 | 115 | 48 | 65 | 16 |
| GTD-1610-03NA | 16.10 | 123 | 48 | 73 | 18 |
| GTD-1620-03NA | 16.20 | 123 | 48 | 73 | 18 |
| GTD-1630-03NA | 16.30 | 123 | 48 | 73 | 18 |
| GTD-1640-03NA | 16.40 | 123 | 48 | 73 | 18 |
| GTD-1650-03NA | 16.50 | 123 | 48 | 73 | 18 |
| GTD-1660-03NA | 16.60 | 123 | 48 | 73 | 18 |
| GTD-1670-03NA | 16.70 | 123 | 48 | 73 | 18 |
| GTD-1680-03NA | 16.80 | 123 | 48 | 73 | 18 |
| GTD-1690-03NA | 16.90 | 123 | 48 | 73 | 18 |
| GTD-1700-03NA | 17.00 | 123 | 48 | 73 | 18 |
| GTD-1710-03NA | 17.10 | 123 | 48 | 73 | 18 |
| GTD-1720-03NA | 17.20 | 123 | 48 | 73 | 18 |
| GTD-1730-03NA | 17.30 | 123 | 48 | 73 | 18 |
| GTD-1740-03NA | 17.40 | 123 | 48 | 73 | 18 |
| GTD-1750-03NA | 17.50 | 123 | 48 | 73 | 18 |
| GTD-1760-03NA | 17.60 | 123 | 48 | 73 | 18 |
| GTD-1770-03NA | 17.70 | 123 | 48 | 73 | 18 |
| GTD-1780-03NA | 17.80 | 123 | 48 | 73 | 18 |
| GTD-1790-03NA | 17.90 | 123 | 48 | 73 | 18 |
GTD-03NA 3D External Coolant Twist Drills For General Machining
SHANK TiAlCr 3D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-1800-03NA | 18.00 | 123 | 48 | 73 | 18 |
| GTD-1810-03NA | 18.10 | 131 | 50 | 79 | 20 |
| GTD-1820-03NA | 18.20 | 131 | 50 | 79 | 20 |
| GTD-1830-03NA | 18.30 | 131 | 50 | 79 | 20 |
| GTD-1840-03NA | 18.40 | 131 | 50 | 79 | 20 |
| GTD-1850-03NA | 18.50 | 131 | 50 | 79 | 20 |
| GTD-1860-03NA | 18.60 | 131 | 50 | 79 | 20 |
| GTD-1870-03NA | 18.70 | 131 | 50 | 79 | 20 |
| GTD-1880-03NA | 18.80 | 131 | 50 | 79 | 20 |
| GTD-1890-03NA | 18.90 | 131 | 50 | 79 | 20 |
| GTD-1900-03NA | 19.00 | 131 | 50 | 79 | 20 |
| GTD-1910-03NA | 19.10 | 131 | 50 | 79 | 20 |
| GTD-1920-03NA | 19.20 | 131 | 50 | 79 | 20 |
| GTD-1930-03NA | 19.30 | 131 | 50 | 79 | 20 |
| GTD-1940-03NA | 19.40 | 131 | 50 | 79 | 20 |
| GTD-1950-03NA | 19.50 | 131 | 50 | 79 | 20 |
| GTD-1960-03NA | 19.60 | 131 | 50 | 79 | 20 |
| GTD-1970-03NA | 19.70 | 131 | 50 | 79 | 20 |
| GTD-1980-03NA | 19.80 | 131 | 50 | 79 | 20 |
| GTD-1990-03NA | 19.90 | 131 | 50 | 79 | 20 |
| GTD-2000-03NA | 20.00 | 131 | 50 | 79 | 20 |
Note:AcceptNon-standard Customization FromD3To D20.
| Nominal Size Range | D(m7) | d (h6) |
| V3-6 | +0.004/+0.016 | 0.000/-0.008 |
| >6-10 | +0.006/+0.021 | 0.000/-0.009 |
| >10-18 | +0.007/+0.025 | 0.000/-0.011 |
| >18-19.9 | +0.008/+0.029 | 0.000/-0.013 |
| 20 | -0.01/+0.029 | 0.000/-0.013 |
Unit (mm)
GTD-03CA 3D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 3D
DIN SiN
6535HA
| Ordering Code | Dia | Total Length | Shank Length | Flute Length | Shank Dia. |
| GTD-0300-03CA | 3.00 | 62 | 36 | 20 | 6 |
| GTD-0310-03CA | 3.10 | 62 | 36 | 20 | 6 |
| GTD-0320-03CA | 3.20 | 62 | 36 | 20 | 6 |
| GTD-0330-03CA | 3.30 | 62 | 36 | 20 | 6 |
| GTD-0340-03CA | 3.40 | 62 | 36 | 20 | 6 |
| GTD-0350-03CA | 3.50 | 62 | 36 | 20 | 6 |
| GTD-0360-03CA | 3.60 | 62 | 36 | 20 | 6 |
| GTD-0370-03CA | 3.70 | 62 | 36 | 20 | 6 |
| GTD-0380-03CA | 3.80 | 66 | 36 | 24 | 6 |
| GTD-0390-03CA | 3.90 | 66 | 36 | 24 | 6 |
| GTD-0400-03CA | 4.00 | 66 | 36 | 24 | 6 |
| GTD-0410-03CA | 4.10 | 66 | 36 | 24 | 6 |
| GTD-0420-03CA | 4.20 | 66 | 36 | 24 | 6 |
| GTD-0430-03CA | 4.30 | 66 | 36 | 24 | 6 |
| GTD-0440-03CA | 4.40 | 66 | 36 | 24 | 6 |
| GTD-0450-03CA | 4.50 | 66 | 36 | 24 | 6 |
| GTD-0460-03CA | 4.60 | 66 | 36 | 24 | 6 |
| GTD-0470-03CA | 4.70 | 66 | 36 | 24 | 6 |
| GTD-0480-03CA | 4.80 | 66 | 36 | 28 | 6 |
| GTD-0490-03CA | 4.90 | 66 | 36 | 28 | 6 |
| GTD-0500-03CA | 5.00 | 66 | 36 | 28 | 6 |
| GTD-0510-03CA | 5.10 | 66 | 36 | 28 | 6 |
| GTD-0520-03CA | 5.20 | 66 | 36 | 28 | 6 |
| GTD-0530-03CA | 5.30 | 66 | 36 | 28 | 6 |
| GTD-0540-03CA | 5.40 | 66 | 36 | 28 | 6 |
| GTD-0550-03CA | 5.50 | 66 | 36 | 28 | 6 |
| GTD-0560-03CA | 5.60 | 66 | 36 | 28 | 6 |
| GTD-0570-03CA | 5.70 | 66 | 36 | 28 | 6 |
| GTD-0580-03CA | 5.80 | 66 | 36 | 28 | 6 |
| GTD-0590-03CA | 5.90 | 66 | 36 | 28 | 6 |
GTD-03CA 3D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 3D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | ShankDia. (h6) |
| GTD-0600-03CA | 6.00 | 66 | 36 | 28 | 6 |
| GTD-0610-03CA | 6.10 | 79 | 36 | 34 | 8 |
| GTD-0620-03CA | 6.20 | 79 | 36 | 34 | 8 |
| GTD-0630-03CA | 6.30 | 79 | 36 | 34 | 8 |
| GTD-0640-03CA | 6.40 | 79 | 36 | 34 | 8 |
| GTD-0650-03CA | 6.50 | 79 | 36 | 34 | 8 |
| GTD-0660-03CA | 6.60 | 79 | 36 | 34 | 8 |
| GTD-0670-03CA | 6.70 | 79 | 36 | 34 | 8 |
| GTD-0680-03CA | 6.80 | 79 | 36 | 34 | 8 |
| GTD-0690-03CA | 6.90 | 79 | 36 | 34 | 8 |
| GTD-0700-03CA | 7.00 | 79 | 36 | 34 | 8 |
| GTD-0710-03CA | 7.10 | 79 | 36 | 41 | 8 |
| GTD-0720-03CA | 7.20 | 79 | 36 | 41 | 8 |
| GTD-0730-03CA | 7.30 | 79 | 36 | 41 | 8 |
| GTD-0740-03CA | 7.40 | 79 | 36 | 41 | 8 |
| GTD-0750-03CA | 7.50 | 79 | 36 | 41 | 8 |
| GTD-0760-03CA | 7.60 | 79 | 36 | 41 | 8 |
| GTD-0770-03CA | 7.70 | 79 | 36 | 41 | 8 |
| GTD-0780-03CA | 7.80 | 79 | 36 | 41 | 8 |
| GTD-0790-03CA | 7.90 | 79 | 36 | 41 | 8 |
| GTD-0800-03CA | 8.00 | 79 | 36 | 41 | 8 |
| GTD-0810-03CA | 8.10 | 89 | 40 | 47 | 10 |
| GTD-0820-03CA | 8.20 | 89 | 40 | 47 | 10 |
| GTD-0830-03CA | 8.30 | 89 | 40 | 47 | 10 |
| GTD-0840-03CA | 8.40 | 89 | 40 | 47 | 10 |
| GTD-0850-03CA | 8.50 | 89 | 40 | 47 | 10 |
| GTD-0860-03CA | 8.60 | 89 | 40 | 47 | 10 |
| GTD-0870-03CA | 8.70 | 89 | 40 | 47 | 10 |
| GTD-0880-03CA | 8.80 | 89 | 40 | 47 | 10 |
| GTD-0890-03CA | 8.90 | 89 | 40 | 47 | 10 |
GTD-03CA 3D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 3D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-0900-03CA | 9.00 | 89 | 40 | 47 | 10 |
| GTD-0910-03CA | 9.10 | 89 | 40 | 47 | 10 |
| GTD-0920-03CA | 9.20 | 89 | 40 | 47 | 10 |
| GTD-0930-03CA | 9.30 | 89 | 40 | 47 | 10 |
| GTD-0940-03CA | 9.40 | 89 | 40 | 47 | 10 |
| GTD-0950-03CA | 9.50 | 89 | 40 | 47 | 10 |
| GTD-0960-03CA | 9.60 | 89 | 40 | 47 | 10 |
| GTD-0970-03CA | 9.70 | 89 | 40 | 47 | 10 |
| GTD-0980-03CA | 9.80 | 89 | 40 | 47 | 10 |
| GTD-0990-03CA | 9.90 | 89 | 40 | 47 | 10 |
| GTD-1000-03CA | 10.00 | 89 | 40 | 47 | 10 |
| GTD-1010-03CA | 10.10 | 102 | 45 | 55 | 12 |
| GTD-1020-03CA | 10.20 | 102 | 45 | 55 | 12 |
| GTD-1030-03CA | 10.30 | 102 | 45 | 55 | 12 |
| GTD-1040-03CA | 10.40 | 102 | 45 | 55 | 12 |
| GTD-1050-03CA | 10.50 | 102 | 45 | 55 | 12 |
| GTD-1060-03CA | 10.60 | 102 | 45 | 55 | 12 |
| GTD-1070-03CA | 10.70 | 102 | 45 | 55 | 12 |
| GTD-1080-03CA | 10.80 | 102 | 45 | 55 | 12 |
| GTD-1090-03CA | 10.90 | 102 | 45 | 55 | 12 |
| GTD-1100-03CA | 11.00 | 102 | 45 | 55 | 12 |
| GTD-1110-03CA | 11.10 | 102 | 45 | 55 | 12 |
| GTD-1120-03CA | 11.20 | 102 | 45 | 55 | 12 |
| GTD-1130-03CA | 11.30 | 102 | 45 | 55 | 12 |
| GTD-1140-03CA | 11.40 | 102 | 45 | 55 | 12 |
| GTD-1150-03CA | 11.50 | 102 | 45 | 55 | 12 |
| GTD-1160-03CA | 11.60 | 102 | 45 | 55 | 12 |
| GTD-1170-03CA | 11.70 | 102 | 45 | 55 | 12 |
| GTD-1180-03CA | 11.80 | 102 | 45 | 55 | 12 |
| GTD-1190-03CA | 11.90 | 102 | 45 | 55 | 12 |
GTD-03CA 3D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 3D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-1200-03CA | 12.00 | 102 | 45 | 55 | 12 |
| GTD-1210-03CA | 12.10 | 107 | 45 | 60 | 14 |
| GTD-1220-03CA | 12.20 | 107 | 45 | 60 | 14 |
| GTD-1230-03CA | 12.30 | 107 | 45 | 60 | 14 |
| GTD-1240-03CA | 12.40 | 107 | 45 | 60 | 14 |
| GTD-1250-03CA | 12.50 | 107 | 45 | 60 | 14 |
| GTD-1260-03CA | 12.60 | 107 | 45 | 60 | 14 |
| GTD-1270-03CA | 12.70 | 107 | 45 | 60 | 14 |
| GTD-1280-03CA | 12.80 | 107 | 45 | 60 | 14 |
| GTD-1290-03CA | 12.90 | 107 | 45 | 60 | 14 |
| GTD-1300-03CA | 13.00 | 107 | 45 | 60 | 14 |
| GTD-1310-03CA | 13.10 | 107 | 45 | 60 | 14 |
| GTD-1320-03CA | 13.20 | 107 | 45 | 60 | 14 |
| GTD-1330-03CA | 13.30 | 107 | 45 | 60 | 14 |
| GTD-1340-03CA | 13.40 | 107 | 45 | 60 | 14 |
| GTD-1350-03CA | 13.50 | 107 | 45 | 60 | 14 |
| GTD-1360-03CA | 13.60 | 107 | 45 | 60 | 14 |
| GTD-1370-03CA | 13.70 | 107 | 45 | 60 | 14 |
| GTD-1380-03CA | 13.80 | 107 | 45 | 60 | 14 |
| GTD-1390-03CA | 13.90 | 107 | 45 | 60 | 14 |
| GTD-1400-03CA | 14.00 | 107 | 45 | 60 | 14 |
| GTD-1410-03CA | 14.10 | 115 | 48 | 65 | 16 |
| GTD-1420-03CA | 14.20 | 115 | 48 | 65 | 16 |
| GTD-1430-03CA | 14.30 | 115 | 48 | 65 | 16 |
| GTD-1440-03CA | 14.40 | 115 | 48 | 65 | 16 |
| GTD-1450-03CA | 14.50 | 115 | 48 | 65 | 16 |
| GTD-1460-03CA | 14.60 | 115 | 48 | 65 | 16 |
| GTD-1470-03CA | 14.70 | 115 | 48 | 65 | 16 |
| GTD-1480-03CA | 14.80 | 115 | 48 | 65 | 16 |
| GTD-1490-03CA | 14.90 | 115 | 48 | 65 | 16 |
GTD-03CA 3D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 3D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | ShankDia. (h6) |
| GTD-1500-03CA | 15.00 | 115 | 48 | 65 | 16 |
| GTD-1510-03CA | 15.10 | 115 | 48 | 65 | 16 |
| GTD-1520-03CA | 15.20 | 115 | 48 | 65 | 16 |
| GTD-1530-03CA | 15.30 | 115 | 48 | 65 | 16 |
| GTD-1540-03CA | 15.40 | 115 | 48 | 65 | 16 |
| GTD-1550-03CA | 15.50 | 115 | 48 | 65 | 16 |
| GTD-1560-03CA | 15.60 | 115 | 48 | 65 | 16 |
| GTD-1570-03CA | 15.70 | 115 | 48 | 65 | 16 |
| GTD-1580-03CA | 15.80 | 115 | 48 | 65 | 16 |
| GTD-1590-03CA | 15.90 | 115 | 48 | 65 | 16 |
| GTD-1600-03CA | 16.00 | 115 | 48 | 65 | 16 |
| GTD-1610-03CA | 16.10 | 123 | 48 | 73 | 18 |
| GTD-1620-03CA | 16.20 | 123 | 48 | 73 | 18 |
| GTD-1630-03CA | 16.30 | 123 | 48 | 73 | 18 |
| GTD-1640-03CA | 16.40 | 123 | 48 | 73 | 18 |
| GTD-1650-03CA | 16.50 | 123 | 48 | 73 | 18 |
| GTD-1660-03CA | 16.60 | 123 | 48 | 73 | 18 |
| GTD-1670-03CA | 16.70 | 123 | 48 | 73 | 18 |
| GTD-1680-03CA | 16.80 | 123 | 48 | 73 | 18 |
| GTD-1690-03CA | 16.90 | 123 | 48 | 73 | 18 |
| GTD-1700-03CA | 17.00 | 123 | 48 | 73 | 18 |
| GTD-1710-03CA | 17.10 | 123 | 48 | 73 | 18 |
| GTD-1720-03CA | 17.20 | 123 | 48 | 73 | 18 |
| GTD-1730-03CA | 17.30 | 123 | 48 | 73 | 18 |
| GTD-1740-03CA | 17.40 | 123 | 48 | 73 | 18 |
| GTD-1750-03CA | 17.50 | 123 | 48 | 73 | 18 |
| GTD-1760-03CA | 17.60 | 123 | 48 | 73 | 18 |
| GTD-1770-03CA | 17.70 | 123 | 48 | 73 | 18 |
| GTD-1780-03CA | 17.80 | 123 | 48 | 73 | 18 |
| GTD-1790-03CA | 17.90 | 123 | 48 | 73 | 18 |
GTD-03CA 3D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 3D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-1800-03CA | 18.00 | 123 | 48 | 73 | 18 |
| GTD-1810-03CA | 18.10 | 131 | 50 | 79 | 20 |
| GTD-1820-03CA | 18.20 | 131 | 50 | 79 | 20 |
| GTD-1830-03CA | 18.30 | 131 | 50 | 79 | 20 |
| GTD-1840-03CA | 18.40 | 131 | 50 | 79 | 20 |
| GTD-1850-03CA | 18.50 | 131 | 50 | 79 | 20 |
| GTD-1860-03CA | 18.60 | 131 | 50 | 79 | 20 |
| GTD-1870-03CA | 18.70 | 131 | 50 | 79 | 20 |
| GTD-1880-03CA | 18.80 | 131 | 50 | 79 | 20 |
| GTD-1890-03CA | 18.90 | 131 | 50 | 79 | 20 |
| GTD-1900-03CA | 19.00 | 131 | 50 | 79 | 20 |
| GTD-1910-03CA | 19.10 | 131 | 50 | 79 | 20 |
| GTD-1920-03CA | 19.20 | 131 | 50 | 79 | 20 |
| GTD-1930-03CA | 19.30 | 131 | 50 | 79 | 20 |
| GTD-1940-03CA | 19.40 | 131 | 50 | 79 | 20 |
| GTD-1950-03CA | 19.50 | 131 | 50 | 79 | 20 |
| GTD-1960-03CA | 19.60 | 131 | 50 | 79 | 20 |
| GTD-1970-03CA | 19.70 | 131 | 50 | 79 | 20 |
| GTD-1980-03CA | 19.80 | 131 | 50 | 79 | 20 |
| GTD-1990-03CA | 19.90 | 131 | 50 | 79 | 20 |
| GTD-2000-03CA | 20.00 | 131 | 50 | 79 | 20 |
Note:Accept Non-standard Customization From D3 To D20.
| Nominal Size Range | D(m7) | d (h6) |
| V3-6 | +0.004/+0.016 | 0.000/-0.008 |
| >6-10 | +0.006/+0.021 | 0.000/-0.009 |
| >10-18 | +0.007/+0.025 | 0.000/-0.011 |
| >18-19.9 | +0.008/+0.029 | 0.000/-0.013 |
| 20 | -0.01/+0.029 | 0.000/-0.013 |
Unit (mm)
GTD-05NA 5D External Coolant Twist Drills For General Machining
SHANK TiAlCr 5D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | ShankDia. (h6) |
| GTD-0300-05NA | 3.00 | 66 | 36 | 28 | 6 |
| GTD-0310-05NA | 3.10 | 66 | 36 | 28 | 6 |
| GTD-0320-05NA | 3.20 | 66 | 36 | 28 | 6 |
| GTD-0330-05NA | 3.30 | 66 | 36 | 28 | 6 |
| GTD-0340-05NA | 3.40 | 66 | 36 | 28 | 6 |
| GTD-0350-05NA | 3.50 | 66 | 36 | 28 | 6 |
| GTD-0360-05NA | 3.60 | 66 | 36 | 28 | 6 |
| GTD-0370-05NA | 3.70 | 66 | 36 | 28 | 6 |
| GTD-0380-05NA | 3.80 | 74 | 36 | 36 | 6 |
| GTD-0390-05NA | 3.90 | 74 | 36 | 36 | 6 |
| GTD-0400-05NA | 4.00 | 74 | 36 | 36 | 6 |
| GTD-0410-05NA | 4.10 | 74 | 36 | 36 | 6 |
| GTD-0420-05NA | 4.20 | 74 | 36 | 36 | 6 |
| GTD-0430-05NA | 4.30 | 74 | 36 | 36 | 6 |
| GTD-0440-05NA | 4.40 | 74 | 36 | 36 | 6 |
| GTD-0450-05NA | 4.50 | 74 | 36 | 36 | 6 |
| GTD-0460-05NA | 4.60 | 74 | 36 | 36 | 6 |
| GTD-0470-05NA | 4.70 | 74 | 36 | 36 | 6 |
| GTD-0480-05NA | 4.80 | 82 | 36 | 44 | 6 |
| GTD-0490-05NA | 4.90 | 82 | 36 | 44 | 6 |
| GTD-0500-05NA | 5.00 | 82 | 36 | 44 | 6 |
| GTD-0510-05NA | 5.10 | 82 | 36 | 44 | 6 |
| GTD-0520-05NA | 5.20 | 82 | 36 | 44 | 6 |
| GTD-0530-05NA | 5.30 | 82 | 36 | 44 | 6 |
| GTD-0540-05NA | 5.40 | 82 | 36 | 44 | 6 |
| GTD-0550-05NA | 5.50 | 82 | 36 | 44 | 6 |
| GTD-0560-05NA | 5.60 | 82 | 36 | 44 | 6 |
| GTD-0570-05NA | 5.70 | 82 | 36 | 44 | 6 |
| GTD-0580-05NA | 5.80 | 82 | 36 | 44 | 6 |
| GTD-0590-05NA | 5.90 | 82 | 36 | 44 | 6 |
GTD-05NA 5D External Coolant Twist Drills For General Machining
SHANK TiAlCr 5D
DIN SiN
6535HA
| Ordering Code | Dia | Total Length | Shank Length | Flute Length | Shank Dia. |
| GTD-0600-05NA | 6.00 | 82 | 36 | 44 | 6 |
| GTD-0610-05NA | 6.10 | 91 | 36 | 53 | 8 |
| GTD-0620-05NA | 6.20 | 91 | 36 | 53 | 8 |
| GTD-0630-05NA | 6.30 | 91 | 36 | 53 | 8 |
| GTD-0640-05NA | 6.40 | 91 | 36 | 53 | 8 |
| GTD-0650-05NA | 6.50 | 91 | 36 | 53 | 8 |
| GTD-0660-05NA | 6.60 | 91 | 36 | 53 | 8 |
| GTD-0670-05NA | 6.70 | 91 | 36 | 53 | 8 |
| GTD-0680-05NA | 6.80 | 91 | 36 | 53 | 8 |
| GTD-0690-05NA | 6.90 | 91 | 36 | 53 | 8 |
| GTD-0700-05NA | 7.00 | 91 | 36 | 53 | 8 |
| GTD-0710-05NA | 7.10 | 91 | 36 | 53 | 8 |
| GTD-0720-05NA | 7.20 | 91 | 36 | 53 | 8 |
| GTD-0730-05NA | 7.30 | 91 | 36 | 53 | 8 |
| GTD-0740-05NA | 7.40 | 91 | 36 | 53 | 8 |
| GTD-0750-05NA | 7.50 | 91 | 36 | 53 | 8 |
| GTD-0760-05NA | 7.60 | 91 | 36 | 53 | 8 |
| GTD-0770-05NA | 7.70 | 91 | 36 | 53 | 8 |
| GTD-0780-05NA | 7.80 | 91 | 36 | 53 | 8 |
| GTD-0790-05NA | 7.90 | 91 | 36 | 53 | 8 |
| GTD-0800-05NA | 8.00 | 91 | 36 | 53 | 8 |
| GTD-0810-05NA | 8.10 | 103 | 40 | 61 | 10 |
| GTD-0820-05NA | 8.20 | 103 | 40 | 61 | 10 |
| GTD-0830-05NA | 8.30 | 103 | 40 | 61 | 10 |
| GTD-0840-05NA | 8.40 | 103 | 40 | 61 | 10 |
| GTD-0850-05NA | 8.50 | 103 | 40 | 61 | 10 |
| GTD-0860-05NA | 8.60 | 103 | 40 | 61 | 10 |
| GTD-0870-05NA | 8.70 | 103 | 40 | 61 | 10 |
| GTD-0880-05NA | 8.80 | 103 | 40 | 61 | 10 |
| GTD-0890-05NA | 8.90 | 103 | 40 | 61 | 10 |
GTD-05NA 5D External Coolant Twist Drills For General Machining
SHANK TiAlCr 5D
DIN SiN
6535HA
| Ordering Code | Dia | Total Length | Shank Length | Flute Length | Shank Dia. |
| GTD-0900-05NA | 9.00 | 103 | 40 | 61 | 10 |
| GTD-0910-05NA | 9.10 | 103 | 40 | 61 | 10 |
| GTD-0920-05NA | 9.20 | 103 | 40 | 61 | 10 |
| GTD-0930-05NA | 9.30 | 103 | 40 | 61 | 10 |
| GTD-0940-05NA | 9.40 | 103 | 40 | 61 | 10 |
| GTD-0950-05NA | 9.50 | 103 | 40 | 61 | 10 |
| GTD-0960-05NA | 9.60 | 103 | 40 | 61 | 10 |
| GTD-0970-05NA | 9.70 | 103 | 40 | 61 | 10 |
| GTD-0980-05NA | 9.80 | 103 | 40 | 61 | 10 |
| GTD-0990-05NA | 9.90 | 103 | 40 | 61 | 10 |
| GTD-1000-05NA | 10.00 | 103 | 40 | 61 | 10 |
| GTD-1010-05NA | 10.10 | 118 | 45 | 71 | 12 |
| GTD-1020-05NA | 10.20 | 118 | 45 | 71 | 12 |
| GTD-1030-05NA | 10.30 | 118 | 45 | 71 | 12 |
| GTD-1040-05NA | 10.40 | 118 | 45 | 71 | 12 |
| GTD-1050-05NA | 10.50 | 118 | 45 | 71 | 12 |
| GTD-1060-05NA | 10.60 | 118 | 45 | 71 | 12 |
| GTD-1070-05NA | 10.70 | 118 | 45 | 71 | 12 |
| GTD-1080-05NA | 10.80 | 118 | 45 | 71 | 12 |
| GTD-1090-05NA | 10.90 | 118 | 45 | 71 | 12 |
| GTD-1100-05NA | 11.00 | 118 | 45 | 71 | 12 |
| GTD-1110-05NA | 11.10 | 118 | 45 | 71 | 12 |
| GTD-1120-05NA | 11.20 | 118 | 45 | 71 | 12 |
| GTD-1130-05NA | 11.30 | 118 | 45 | 71 | 12 |
| GTD-1140-05NA | 11.40 | 118 | 45 | 71 | 12 |
| GTD-1150-05NA | 11.50 | 118 | 45 | 71 | 12 |
| GTD-1160-05NA | 11.60 | 118 | 45 | 71 | 12 |
| GTD-1170-05NA | 11.70 | 118 | 45 | 71 | 12 |
| GTD-1180-05NA | 11.80 | 118 | 45 | 71 | 12 |
| GTD-1190-05NA | 11.90 | 118 | 45 | 71 | 12 |
GTD-05NA 5D External Coolant Twist Drills For General Machining
SHANK TiAlCr 5D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-1200-05NA | 12.00 | 118 | 45 | 71 | 12 |
| GTD-1210-05NA | 12.10 | 124 | 45 | 77 | 14 |
| GTD-1220-05NA | 12.20 | 124 | 45 | 77 | 14 |
| GTD-1230-05NA | 12.30 | 124 | 45 | 77 | 14 |
| GTD-1240-05NA | 12.40 | 124 | 45 | 77 | 14 |
| GTD-1250-05NA | 12.50 | 124 | 45 | 77 | 14 |
| GTD-1260-05NA | 12.60 | 124 | 45 | 77 | 14 |
| GTD-1270-05NA | 12.70 | 124 | 45 | 77 | 14 |
| GTD-1280-05NA | 12.80 | 124 | 45 | 77 | 14 |
| GTD-1290-05NA | 12.90 | 124 | 45 | 77 | 14 |
| GTD-1300-05NA | 13.00 | 124 | 45 | 77 | 14 |
| GTD-1310-05NA | 13.10 | 124 | 45 | 77 | 14 |
| GTD-1320-05NA | 13.20 | 124 | 45 | 77 | 14 |
| GTD-1330-05NA | 13.30 | 124 | 45 | 77 | 14 |
| GTD-1340-05NA | 13.40 | 124 | 45 | 77 | 14 |
| GTD-1350-05NA | 13.50 | 124 | 45 | 77 | 14 |
| GTD-1360-05NA | 13.60 | 124 | 45 | 77 | 14 |
| GTD-1370-05NA | 13.70 | 124 | 45 | 77 | 14 |
| GTD-1380-05NA | 13.80 | 124 | 45 | 77 | 14 |
| GTD-1390-05NA | 13.90 | 124 | 45 | 77 | 14 |
| GTD-1400-05NA | 14.00 | 124 | 45 | 77 | 14 |
| GTD-1410-05NA | 14.10 | 133 | 48 | 83 | 16 |
| GTD-1420-05NA | 14.20 | 133 | 48 | 83 | 16 |
| GTD-1430-05NA | 14.30 | 133 | 48 | 83 | 16 |
| GTD-1440-05NA | 14.40 | 133 | 48 | 83 | 16 |
| GTD-1450-05NA | 14.50 | 133 | 48 | 83 | 16 |
| GTD-1460-05NA | 14.60 | 133 | 48 | 83 | 16 |
| GTD-1470-05NA | 14.70 | 133 | 48 | 83 | 16 |
| GTD-1480-05NA | 14.80 | 133 | 48 | 83 | 16 |
| GTD-1490-05NA | 14.90 | 133 | 48 | 83 | 16 |
GTD-05NA 5D External Coolant Twist Drills For General Machining
SHANK TiAlCr 5D
DIN SiN
6535HA
| Ordering Code | Dia | Total Length | Shank Length | Flute Length | Shank Dia. |
| GTD-1500-05NA | 15.00 | 133 | 48 | 83 | 16 |
| GTD-1510-05NA | 15.10 | 133 | 48 | 83 | 16 |
| GTD-1520-05NA | 15.20 | 133 | 48 | 83 | 16 |
| GTD-1530-05NA | 15.30 | 133 | 48 | 83 | 16 |
| GTD-1540-05NA | 15.40 | 133 | 48 | 83 | 16 |
| GTD-1550-05NA | 15.50 | 133 | 48 | 83 | 16 |
| GTD-1560-05NA | 15.60 | 133 | 48 | 83 | 16 |
| GTD-1570-05NA | 15.70 | 133 | 48 | 83 | 16 |
| GTD-1580-05NA | 15.80 | 133 | 48 | 83 | 16 |
| GTD-1590-05NA | 15.90 | 133 | 48 | 83 | 16 |
| GTD-1600-05NA | 16.00 | 133 | 48 | 83 | 16 |
| GTD-1610-05NA | 16.10 | 143 | 48 | 93 | 18 |
| GTD-1620-05NA | 16.20 | 143 | 48 | 93 | 18 |
| GTD-1630-05NA | 16.30 | 143 | 48 | 93 | 18 |
| GTD-1640-05NA | 16.40 | 143 | 48 | 93 | 18 |
| GTD-1650-05NA | 16.50 | 143 | 48 | 93 | 18 |
| GTD-1660-05NA | 16.60 | 143 | 48 | 93 | 18 |
| GTD-1670-05NA | 16.70 | 143 | 48 | 93 | 18 |
| GTD-1680-05NA | 16.80 | 143 | 48 | 93 | 18 |
| GTD-1690-05NA | 16.90 | 143 | 48 | 93 | 18 |
| GTD-1700-05NA | 17.00 | 143 | 48 | 93 | 18 |
| GTD-1710-05NA | 17.10 | 143 | 48 | 93 | 18 |
| GTD-1720-05NA | 17.20 | 143 | 48 | 93 | 18 |
| GTD-1730-05NA | 17.30 | 143 | 48 | 93 | 18 |
| GTD-1740-05NA | 17.40 | 143 | 48 | 93 | 18 |
| GTD-1750-05NA | 17.50 | 143 | 48 | 93 | 18 |
| GTD-1760-05NA | 17.60 | 143 | 48 | 93 | 18 |
| GTD-1770-05NA | 17.70 | 143 | 48 | 93 | 18 |
| GTD-1780-05NA | 17.80 | 143 | 48 | 93 | 18 |
| GTD-1790-05NA | 17.90 | 143 | 48 | 93 | 18 |
GTD-05NA 5D External Coolant Twist Drills For General Machining
SHANK TiAlCr 5D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-1800-05NA | 18.00 | 143 | 48 | 93 | 18 |
| GTD-1810-05NA | 18.10 | 153 | 50 | 101 | 20 |
| GTD-1820-05NA | 18.20 | 153 | 50 | 101 | 20 |
| GTD-1830-05NA | 18.30 | 153 | 50 | 101 | 20 |
| GTD-1840-05NA | 18.40 | 153 | 50 | 101 | 20 |
| GTD-1850-05NA | 18.50 | 153 | 50 | 101 | 20 |
| GTD-1860-05NA | 18.60 | 153 | 50 | 101 | 20 |
| GTD-1870-05NA | 18.70 | 153 | 50 | 101 | 20 |
| GTD-1880-05NA | 18.80 | 153 | 50 | 101 | 20 |
| GTD-1890-05NA | 18.90 | 153 | 50 | 101 | 20 |
| GTD-1900-05NA | 19.00 | 153 | 50 | 101 | 20 |
| GTD-1910-05NA | 19.10 | 153 | 50 | 101 | 20 |
| GTD-1920-05NA | 19.20 | 153 | 50 | 101 | 20 |
| GTD-1930-05NA | 19.30 | 153 | 50 | 101 | 20 |
| GTD-1940-05NA | 19.40 | 153 | 50 | 101 | 20 |
| GTD-1950-05NA | 19.50 | 153 | 50 | 101 | 20 |
| GTD-1960-05NA | 19.60 | 153 | 50 | 101 | 20 |
| GTD-1970-05NA | 19.70 | 153 | 50 | 101 | 20 |
| GTD-1980-05NA | 19.80 | 153 | 50 | 101 | 20 |
| GTD-1990-05NA | 19.90 | 153 | 50 | 101 | 20 |
| GTD-2000-05NA | 20.00 | 153 | 50 | 101 | 20 |
Note:AcceptNon-standard Customization FromD3To D20.
| Nominal Size Range | D (m7) | d (h6) |
| V3-6 | +0.004/+0.016 | 0.000/-0.008 |
| >6-10 | +0.006/+0.021 | 0.000/-0.009 |
| >10-18 | +0.007/+0.025 | 0.000/-0.011 |
| >18-19.9 | +0.008/+0.029 | 0.000/-0.013 |
| 20 | -0.01/+0.029 | 0.000/-0.013 |
Unit (mm)
GTD-05CA 5D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 5D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | (L) | Total Length Shank Length Flute Length (L1) | (L3) | ShankDia. (h6) |
| GTD-0300-05CA | 3.00 | 66 | 36 | 28 | 6 |
| GTD-0310-05CA | 3.10 | 66 | 36 | 28 | 6 |
| GTD-0320-05CA | 3.20 | 66 | 36 | 28 | 6 |
| GTD-0330-05CA | 3.30 | 66 | 36 | 28 | 6 |
| GTD-0340-05CA | 3.40 | 66 | 36 | 28 | 6 |
| GTD-0350-05CA | 3.50 | 66 | 36 | 28 | 6 |
| GTD-0360-05CA | 3.60 | 66 | 36 | 28 | 6 |
| GTD-0370-05CA | 3.70 | 66 | 36 | 28 | 6 |
| GTD-0380-05CA | 3.80 | 74 | 36 | 36 | 6 |
| GTD-0390-05CA | 3.90 | 74 | 36 | 36 | 6 |
| GTD-0400-05CA | 4.00 | 74 | 36 | 36 | 6 |
| GTD-0410-05CA | 4.10 | 74 | 36 | 36 | 6 |
| GTD-0420-05CA | 4.20 | 74 | 36 | 36 | 6 |
| GTD-0430-05CA | 4.30 | 74 | 36 | 36 | 6 |
| GTD-0440-05CA | 4.40 | 74 | 36 | 36 | 6 |
| GTD-0450-05CA | 4.50 | 74 | 36 | 36 | 6 |
| GTD-0460-05CA | 4.60 | 74 | 36 | 36 | 6 |
| GTD-0470-05CA | 4.70 | 74 | 36 | 36 | 6 |
| GTD-0480-05CA | 4.80 | 82 | 36 | 44 | 6 |
| GTD-0490-05CA | 4.90 | 82 | 36 | 44 | 6 |
| GTD-0500-05CA | 5.00 | 82 | 36 | 44 | 6 |
| GTD-0510-05CA | 5.10 | 82 | 36 | 44 | 6 |
| GTD-0520-05CA | 5.20 | 82 | 36 | 44 | 6 |
| GTD-0530-05CA | 5.30 | 82 | 36 | 44 | 6 |
| GTD-0540-05CA | 5.40 | 82 | 36 | 44 | 6 |
| GTD-0550-05CA | 5.50 | 82 | 36 | 44 | 6 |
| GTD-0560-05CA | 5.60 | 82 | 36 | 44 | 6 |
| GTD-0570-05CA | 5.70 | 82 | 36 | 44 | 6 |
| GTD-0580-05CA | 5.80 | 82 | 36 | 44 | 6 |
| GTD-0590-05CA | 5.90 | 82 | 36 | 44 | 6 |
GTD-05CA 5D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 5D
DIN SiN
6535HA
| Ordering Code | Dia | Total Length | Shank Length | Flute Length | Shank Dia. |
| GTD-0600-05CA | 6.00 | 82 | 36 | 44 | 6 |
| GTD-0610-05CA | 6.10 | 91 | 36 | 53 | 8 |
| GTD-0620-05CA | 6.20 | 91 | 36 | 53 | 8 |
| GTD-0630-05CA | 6.30 | 91 | 36 | 53 | 8 |
| GTD-0640-05CA | 6.40 | 91 | 36 | 53 | 8 |
| GTD-0650-05CA | 6.50 | 91 | 36 | 53 | 8 |
| GTD-0660-05CA | 6.60 | 91 | 36 | 53 | 8 |
| GTD-0670-05CA | 6.70 | 91 | 36 | 53 | 8 |
| GTD-0680-05CA | 6.80 | 91 | 36 | 53 | 8 |
| GTD-0690-05CA | 6.90 | 91 | 36 | 53 | 8 |
| GTD-0700-05CA | 7.00 | 91 | 36 | 53 | 8 |
| GTD-0710-05CA | 7.10 | 91 | 36 | 53 | 8 |
| GTD-0720-05CA | 7.20 | 91 | 36 | 53 | 8 |
| GTD-0730-05CA | 7.30 | 91 | 36 | 53 | 8 |
| GTD-0740-05CA | 7.40 | 91 | 36 | 53 | 8 |
| GTD-0750-05CA | 7.50 | 91 | 36 | 53 | 8 |
| GTD-0760-05CA | 7.60 | 91 | 36 | 53 | 8 |
| GTD-0770-05CA | 7.70 | 91 | 36 | 53 | 8 |
| GTD-0780-05CA | 7.80 | 91 | 36 | 53 | 8 |
| GTD-0790-05CA | 7.90 | 91 | 36 | 53 | 8 |
| GTD-0800-05CA | 8.00 | 91 | 36 | 53 | 8 |
| GTD-0810-05CA | 8.10 | 103 | 40 | 61 | 10 |
| GTD-0820-05CA | 8.20 | 103 | 40 | 61 | 10 |
| GTD-0830-05CA | 8.30 | 103 | 40 | 61 | 10 |
| GTD-0840-05CA | 8.40 | 103 | 40 | 61 | 10 |
| GTD-0850-05CA | 8.50 | 103 | 40 | 61 | 10 |
| GTD-0860-05CA | 8.60 | 103 | 40 | 61 | 10 |
| GTD-0870-05CA | 8.70 | 103 | 40 | 61 | 10 |
| GTD-0880-05CA | 8.80 | 103 | 40 | 61 | 10 |
| GTD-0890-05CA | 8.90 | 103 | 40 | 61 | 10 |
GTD-05CA 5D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 5D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | ShankDia. (h6) |
| GTD-0900-05CA | 9.00 | 103 | 40 | 61 | 10 |
| GTD-0910-05CA | 9.10 | 103 | 40 | 61 | 10 |
| GTD-0920-05CA | 9.20 | 103 | 40 | 61 | 10 |
| GTD-0930-05CA | 9.30 | 103 | 40 | 61 | 10 |
| GTD-0940-05CA | 9.40 | 103 | 40 | 61 | 10 |
| GTD-0950-05CA | 9.50 | 103 | 40 | 61 | 10 |
| GTD-0960-05CA | 9.60 | 103 | 40 | 61 | 10 |
| GTD-0970-05CA | 9.70 | 103 | 40 | 61 | 10 |
| GTD-0980-05CA | 9.80 | 103 | 40 | 61 | 10 |
| GTD-0990-05CA | 9.90 | 103 | 40 | 61 | 10 |
| GTD-1000-05CA | 10.00 | 103 | 40 | 61 | 10 |
| GTD-1010-05CA | 10.10 | 118 | 45 | 71 | 12 |
| GTD-1020-05CA | 10.20 | 118 | 45 | 71 | 12 |
| GTD-1030-05CA | 10.30 | 118 | 45 | 71 | 12 |
| GTD-1040-05CA | 10.40 | 118 | 45 | 71 | 12 |
| GTD-1050-05CA | 10.50 | 118 | 45 | 71 | 12 |
| GTD-1060-05CA | 10.60 | 118 | 45 | 71 | 12 |
| GTD-1070-05CA | 10.70 | 118 | 45 | 71 | 12 |
| GTD-1080-05CA | 10.80 | 118 | 45 | 71 | 12 |
| GTD-1090-05CA | 10.90 | 118 | 45 | 71 | 12 |
| GTD-1100-05CA | 11.00 | 118 | 45 | 71 | 12 |
| GTD-1110-05CA | 11.10 | 118 | 45 | 71 | 12 |
| GTD-1120-05CA | 11.20 | 118 | 45 | 71 | 12 |
| GTD-1130-05CA | 11.30 | 118 | 45 | 71 | 12 |
| GTD-1140-05CA | 11.40 | 118 | 45 | 71 | 12 |
| GTD-1150-05CA | 11.50 | 118 | 45 | 71 | 12 |
| GTD-1160-05CA | 11.60 | 118 | 45 | 71 | 12 |
| GTD-1170-05CA | 11.70 | 118 | 45 | 71 | 12 |
| GTD-1180-05CA | 11.80 | 118 | 45 | 71 | 12 |
| GTD-1190-05CA | 11.90 | 118 | 45 | 71 | 12 |
GTD-05CA 5D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 5D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | ShankDia. (h6) |
| GTD-1200-05CA | 12.00 | 118 | 45 | 71 | 12 |
| GTD-1210-05CA | 12.10 | 124 | 45 | 77 | 14 |
| GTD-1220-05CA | 12.20 | 124 | 45 | 77 | 14 |
| GTD-1230-05CA | 12.30 | 124 | 45 | 77 | 14 |
| GTD-1240-05CA | 12.40 | 124 | 45 | 77 | 14 |
| GTD-1250-05CA | 12.50 | 124 | 45 | 77 | 14 |
| GTD-1260-05CA | 12.60 | 124 | 45 | 77 | 14 |
| GTD-1270-05CA | 12.70 | 124 | 45 | 77 | 14 |
| GTD-1280-05CA | 12.80 | 124 | 45 | 77 | 14 |
| GTD-1290-05CA | 12.90 | 124 | 45 | 77 | 14 |
| GTD-1300-05CA | 13.00 | 124 | 45 | 77 | 14 |
| GTD-1310-05CA | 13.10 | 124 | 45 | 77 | 14 |
| GTD-1320-05CA | 13.20 | 124 | 45 | 77 | 14 |
| GTD-1330-05CA | 13.30 | 124 | 45 | 77 | 14 |
| GTD-1340-05CA | 13.40 | 124 | 45 | 77 | 14 |
| GTD-1350-05CA | 13.50 | 124 | 45 | 77 | 14 |
| GTD-1360-05CA | 13.60 | 124 | 45 | 77 | 14 |
| GTD-1370-05CA | 13.70 | 124 | 45 | 77 | 14 |
| GTD-1380-05CA | 13.80 | 124 | 45 | 77 | 14 |
| GTD-1390-05CA | 13.90 | 124 | 45 | 77 | 14 |
| GTD-1400-05CA | 14.00 | 124 | 45 | 77 | 14 |
| GTD-1410-05CA | 14.10 | 133 | 48 | 83 | 16 |
| GTD-1420-05CA | 14.20 | 133 | 48 | 83 | 16 |
| GTD-1430-05CA | 14.30 | 133 | 48 | 83 | 16 |
| GTD-1440-05CA | 14.40 | 133 | 48 | 83 | 16 |
| GTD-1450-05CA | 14.50 | 133 | 48 | 83 | 16 |
| GTD-1460-05CA | 14.60 | 133 | 48 | 83 | 16 |
| GTD-1470-05CA | 14.70 | 133 | 48 | 83 | 16 |
| GTD-1480-05CA | 14.80 | 133 | 48 | 83 | 16 |
| GTD-1490-05CA | 14.90 | 133 | 48 | 83 | 16 |
GTD-05CA 5D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 5D
DIN SiN
6535HA
| Ordering Code | Dia | Total Length | Shank Length | Flute Length | Shank Dia. |
| GTD-1500-05CA | 15.00 | 133 | 48 | 83 | 16 |
| GTD-1510-05CA | 15.10 | 133 | 48 | 83 | 16 |
| GTD-1520-05CA | 15.20 | 133 | 48 | 83 | 16 |
| GTD-1530-05CA | 15.30 | 133 | 48 | 83 | 16 |
| GTD-1540-05CA | 15.40 | 133 | 48 | 83 | 16 |
| GTD-1550-05CA | 15.50 | 133 | 48 | 83 | 16 |
| GTD-1560-05CA | 15.60 | 133 | 48 | 83 | 16 |
| GTD-1570-05CA | 15.70 | 133 | 48 | 83 | 16 |
| GTD-1580-05CA | 15.80 | 133 | 48 | 83 | 16 |
| GTD-1590-05CA | 15.90 | 133 | 48 | 83 | 16 |
| GTD-1600-05CA | 16.00 | 133 | 48 | 83 | 16 |
| GTD-1610-05CA | 16.10 | 143 | 48 | 93 | 18 |
| GTD-1620-05CA | 16.20 | 143 | 48 | 93 | 18 |
| GTD-1630-05CA | 16.30 | 143 | 48 | 93 | 18 |
| GTD-1640-05CA | 16.40 | 143 | 48 | 93 | 18 |
| GTD-1650-05CA | 16.50 | 143 | 48 | 93 | 18 |
| GTD-1660-05CA | 16.60 | 143 | 48 | 93 | 18 |
| GTD-1670-05CA | 16.70 | 143 | 48 | 93 | 18 |
| GTD-1680-05CA | 16.80 | 143 | 48 | 93 | 18 |
| GTD-1690-05CA | 16.90 | 143 | 48 | 93 | 18 |
| GTD-1700-05CA | 17.00 | 143 | 48 | 93 | 18 |
| GTD-1710-05CA | 17.10 | 143 | 48 | 93 | 18 |
| GTD-1720-05CA | 17.20 | 143 | 48 | 93 | 18 |
| GTD-1730-05CA | 17.30 | 143 | 48 | 93 | 18 |
| GTD-1740-05CA | 17.40 | 143 | 48 | 93 | 18 |
| GTD-1750-05CA | 17.50 | 143 | 48 | 93 | 18 |
| GTD-1760-05CA | 17.60 | 143 | 48 | 93 | 18 |
| GTD-1770-05CA | 17.70 | 143 | 48 | 93 | 18 |
| GTD-1780-05CA | 17.80 | 143 | 48 | 93 | 18 |
| GTD-1790-05CA | 17.90 | 143 | 48 | 93 | 18 |
GTD-05CA 5D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 5D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-1800-05CA | 18.00 | 143 | 48 | 93 | 18 |
| GTD-1810-05CA | 18.10 | 153 | 50 | 101 | 20 |
| GTD-1820-05CA | 18.20 | 153 | 50 | 101 | 20 |
| GTD-1830-05CA | 18.30 | 153 | 50 | 101 | 20 |
| GTD-1840-05CA | 18.40 | 153 | 50 | 101 | 20 |
| GTD-1850-05CA | 18.50 | 153 | 50 | 101 | 20 |
| GTD-1860-05CA | 18.60 | 153 | 50 | 101 | 20 |
| GTD-1870-05CA | 18.70 | 153 | 50 | 101 | 20 |
| GTD-1880-05CA | 18.80 | 153 | 50 | 101 | 20 |
| GTD-1890-05CA | 18.90 | 153 | 50 | 101 | 20 |
| GTD-1900-05CA | 19.00 | 153 | 50 | 101 | 20 |
| GTD-1910-05CA | 19.10 | 153 | 50 | 101 | 20 |
| GTD-1920-05CA | 19.20 | 153 | 50 | 101 | 20 |
| GTD-1930-05CA | 19.30 | 153 | 50 | 101 | 20 |
| GTD-1940-05CA | 19.40 | 153 | 50 | 101 | 20 |
| GTD-1950-05CA | 19.50 | 153 | 50 | 101 | 20 |
| GTD-1960-05CA | 19.60 | 153 | 50 | 101 | 20 |
| GTD-1970-05CA | 19.70 | 153 | 50 | 101 | 20 |
| GTD-1980-05CA | 19.80 | 153 | 50 | 101 | 20 |
| GTD-1990-05CA | 19.90 | 153 | 50 | 101 | 20 |
| GTD-2000-05CA | 20.00 | 153 | 50 | 101 | 20 |
Note:AcceptNon-standard Customization FromD3To D20.
| Nominal Size Range | D (m7) | d (h6) |
| V3-6 | +0.004/+0.016 | 0.000/-0.008 |
| >6-10 | +0.006/+0.021 | 0.000/-0.009 |
| >10-18 | +0.007/+0.025 | 0.000/-0.011 |
| >18-19.9 | +0.008/+0.029 | 0.000/-0.013 |
| 20 | -0.01/+0.029 | 0.000/-0.013 |
Unit (mm)
GTD-08CA 8D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 8D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-0300-08CA | 3.00 | 72 | 36 | 34 | 6 |
| GTD-0310-08CA | 3.10 | 72 | 36 | 34 | 6 |
| GTD-0320-08CA | 3.20 | 72 | 36 | 34 | 6 |
| GTD-0330-08CA | 3.30 | 72 | 36 | 34 | 6 |
| GTD-0340-08CA | 3.40 | 72 | 36 | 34 | 6 |
| GTD-0350-08CA | 3.50 | 72 | 36 | 34 | 6 |
| GTD-0360-08CA | 3.60 | 72 | 36 | 34 | 6 |
| GTD-0370-08CA | 3.70 | 72 | 36 | 34 | 6 |
| GTD-0380-08CA | 3.80 | 81 | 36 | 43 | 6 |
| GTD-0390-08CA | 3.90 | 81 | 36 | 43 | 6 |
| GTD-0400-08CA | 4.00 | 81 | 36 | 43 | 6 |
| GTD-0410-08CA | 4.10 | 81 | 36 | 43 | 6 |
| GTD-0420-08CA | 4.20 | 81 | 36 | 43 | 6 |
| GTD-0430-08CA | 4.30 | 81 | 36 | 43 | 6 |
| GTD-0440-08CA | 4.40 | 81 | 36 | 43 | 6 |
| GTD-0450-08CA | 4.50 | 81 | 36 | 43 | 6 |
| GTD-0460-08CA | 4.60 | 81 | 36 | 43 | 6 |
| GTD-0470-08CA | 4.70 | 81 | 36 | 43 | 6 |
| GTD-0480-08CA | 4.80 | 95 | 36 | 57 | 6 |
| GTD-0490-08CA | 4.90 | 95 | 36 | 57 | 6 |
| GTD-0500-08CA | 5.00 | 95 | 36 | 57 | 6 |
| GTD-0510-08CA | 5.10 | 95 | 36 | 57 | 6 |
| GTD-0520-08CA | 5.20 | 95 | 36 | 57 | 6 |
| GTD-0530-08CA | 5.30 | 95 | 36 | 57 | 6 |
| GTD-0540-08CA | 5.40 | 95 | 36 | 57 | 6 |
| GTD-0550-08CA | 5.50 | 95 | 36 | 57 | 6 |
| GTD-0560-08CA | 5.60 | 95 | 36 | 57 | 6 |
| GTD-0570-08CA | 5.70 | 95 | 36 | 57 | 6 |
| GTD-0580-08CA | 5.80 | 95 | 36 | 57 | 6 |
| GTD-0590-08CA | 5.90 | 95 | 36 | 57 | 6 |
GTD-08CA 8D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 8D
DIN SiN
6535HA
| Ordering Code | Dia. | Total Length | Shank Length | Flute Length | Shank Dia. |
| GTD-0600-08CA | 6.00 | 95 | 36 | 57 | 6 |
| GTD-0610-08CA | 6.10 | 114 | 36 | 76 | 8 |
| GTD-0620-08CA | 6.20 | 114 | 36 | 76 | 8 |
| GTD-0630-08CA | 6.30 | 114 | 36 | 76 | 8 |
| GTD-0640-08CA | 6.40 | 114 | 36 | 76 | 8 |
| GTD-0650-08CA | 6.50 | 114 | 36 | 76 | 8 |
| GTD-0660-08CA | 6.60 | 114 | 36 | 76 | 8 |
| GTD-0670-08CA | 6.70 | 114 | 36 | 76 | 8 |
| GTD-0680-08CA | 6.80 | 114 | 36 | 76 | 8 |
| GTD-0690-08CA | 6.90 | 114 | 36 | 76 | 8 |
| GTD-0700-08CA | 7.00 | 114 | 36 | 76 | 8 |
| GTD-0710-08CA | 7.10 | 114 | 36 | 76 | 8 |
| GTD-0720-08CA | 7.20 | 114 | 36 | 76 | 8 |
| GTD-0730-08CA | 7.30 | 114 | 36 | 76 | 8 |
| GTD-0740-08CA | 7.40 | 114 | 36 | 76 | 8 |
| GTD-0750-08CA | 7.50 | 114 | 36 | 76 | 8 |
| GTD-0760-08CA | 7.60 | 114 | 36 | 76 | 8 |
| GTD-0770-08CA | 7.70 | 114 | 36 | 76 | 8 |
| GTD-0780-08CA | 7.80 | 114 | 36 | 76 | 8 |
| GTD-0790-08CA | 7.90 | 114 | 36 | 76 | 8 |
| GTD-0800-08CA | 8.00 | 114 | 36 | 76 | 8 |
| GTD-0810-08CA | 8.10 | 142 | 40 | 95 | 10 |
| GTD-0820-08CA | 8.20 | 142 | 40 | 95 | 10 |
| GTD-0830-08CA | 8.30 | 142 | 40 | 95 | 10 |
| GTD-0840-08CA | 8.40 | 142 | 40 | 95 | 10 |
| GTD-0850-08CA | 8.50 | 142 | 40 | 95 | 10 |
| GTD-0860-08CA | 8.60 | 142 | 40 | 95 | 10 |
| GTD-0870-08CA | 8.70 | 142 | 40 | 95 | 10 |
| GTD-0880-08CA | 8.80 | 142 | 40 | 95 | 10 |
| GTD-0890-08CA | 8.90 | 142 | 40 | 95 | 10 |
GTD-08CA 8D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 8D ？DIN SiN ：6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | ShankDia. (h6) |
| GTD-0900-08CA | 9.00 | 142 | 40 | 95 | 10 |
| GTD-0910-08CA | 9.10 | 142 | 40 | 95 | 10 |
| GTD-0920-08CA | 9.20 | 142 | 40 | 95 | 10 |
| GTD-0930-08CA | 9.30 | 142 | 40 | 95 | 10 |
| GTD-0940-08CA | 9.40 | 142 | 40 | 95 | 10 |
| GTD-0950-08CA | 9.50 | 142 | 40 | 95 | 10 |
| GTD-0960-08CA | 9.60 | 142 | 40 | 95 | 10 |
| GTD-0970-08CA | 9.70 | 142 | 40 | 95 | 10 |
| GTD-0980-08CA | 9.80 | 142 | 40 | 95 | 10 |
| GTD-0990-08CA | 9.90 | 142 | 40 | 95 | 10 |
| GTD-1000-08CA | 10.00 | 142 | 40 | 95 | 10 |
| GTD-1010-08CA | 10.10 | 162 | 45 | 114 | 12 |
| GTD-1020-08CA | 10.20 | 162 | 45 | 114 | 12 |
| GTD-1030-08CA | 10.30 | 162 | 45 | 114 | 12 |
| GTD-1040-08CA | 10.40 | 162 | 45 | 114 | 12 |
| GTD-1050-08CA | 10.50 | 162 | 45 | 114 | 12 |
| GTD-1060-08CA | 10.60 | 162 | 45 | 114 | 12 |
| GTD-1070-08CA | 10.70 | 162 | 45 | 114 | 12 |
| GTD-1080-08CA | 10.80 | 162 | 45 | 114 | 12 |
| GTD-1090-08CA | 10.90 | 162 | 45 | 114 | 12 |
| GTD-1100-08CA | 11.00 | 162 | 45 | 114 | 12 |
| GTD-1110-08CA | 11.10 | 162 | 45 | 114 | 12 |
| GTD-1120-08CA | 11.20 | 162 | 45 | 114 | 12 |
| GTD-1130-08CA | 11.30 | 162 | 45 | 114 | 12 |
| GTD-1140-08CA | 11.40 | 162 | 45 | 114 | 12 |
| GTD-1150-08CA | 11.50 | 162 | 45 | 114 | 12 |
| GTD-1160-08CA | 11.60 | 162 | 45 | 114 | 12 |
| GTD-1170-08CA | 11.70 | 162 | 45 | 114 | 12 |
| GTD-1180-08CA | 11.80 | 162 | 45 | 114 | 12 |
| GTD-1190-08CA | 11.90 | 162 | 45 | 114 | 12 |
GTD-08CA 8D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 8D ：DIN SiN ！6535HA
| Ordering Code | Dia | Total Length | Shank Length | Flute Length | ShankDia. |
| GTD-1200-08CA | 12.00 | 162 | 45 | 114 | 12 |
| GTD-1210-08CA | 12.10 | 182 | 45 | 133 | 14 |
| GTD-1220-08CA | 12.20 | 182 | 45 | 133 | 14 |
| GTD-1230-08CA | 12.30 | 182 | 45 | 133 | 14 |
| GTD-1240-08CA | 12.40 | 182 | 45 | 133 | 14 |
| GTD-1250-08CA | 12.50 | 182 | 45 | 133 | 14 |
| GTD-1260-08CA | 12.60 | 182 | 45 | 133 | 14 |
| GTD-1270-08CA | 12.70 | 182 | 45 | 133 | 14 |
| GTD-1280-08CA | 12.80 | 182 | 45 | 133 | 14 |
| GTD-1290-08CA | 12.90 | 182 | 45 | 133 | 14 |
| GTD-1300-08CA | 13.00 | 182 | 45 | 133 | 14 |
| GTD-1310-08CA | 13.10 | 182 | 45 | 133 | 14 |
| GTD-1320-08CA | 13.20 | 182 | 45 | 133 | 14 |
| GTD-1330-08CA | 13.30 | 182 | 45 | 133 | 14 |
| GTD-1340-08CA | 13.40 | 182 | 45 | 133 | 14 |
| GTD-1350-08CA | 13.50 | 182 | 45 | 133 | 14 |
| GTD-1360-08CA | 13.60 | 182 | 45 | 133 | 14 |
| GTD-1370-08CA | 13.70 | 182 | 45 | 133 | 14 |
| GTD-1380-08CA | 13.80 | 182 | 45 | 133 | 14 |
| GTD-1390-08CA | 13.90 | 182 | 45 | 133 | 14 |
| GTD-1400-08CA | 14.00 | 182 | 45 | 133 | 14 |
| GTD-1410-08CA | 14.10 | 203 | 48 | 152 | 16 |
| GTD-1420-08CA | 14.20 | 203 | 48 | 152 | 16 |
| GTD-1430-08CA | 14.30 | 203 | 48 | 152 | 16 |
| GTD-1440-08CA | 14.40 | 203 | 48 | 152 | 16 |
| GTD-1450-08CA | 14.50 | 203 | 48 | 152 | 16 |
| GTD-1460-08CA | 14.60 | 203 | 48 | 152 | 16 |
| GTD-1470-08CA | 14.70 | 203 | 48 | 152 | 16 |
| GTD-1480-08CA | 14.80 | 203 | 48 | 152 | 16 |
| GTD-1490-08CA | 14.90 | 203 | 48 | 152 | 16 |
GTD-08CA 8D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 8D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-1500-08CA | 15.00 | 203 | 48 | 152 | 16 |
| GTD-1510-08CA | 15.10 | 203 | 48 | 152 | 16 |
| GTD-1520-08CA | 15.20 | 203 | 48 | 152 | 16 |
| GTD-1530-08CA | 15.30 | 203 | 48 | 152 | 16 |
| GTD-1540-08CA | 15.40 | 203 | 48 | 152 | 16 |
| GTD-1550-08CA | 15.50 | 203 | 48 | 152 | 16 |
| GTD-1560-08CA | 15.60 | 203 | 48 | 152 | 16 |
| GTD-1570-08CA | 15.70 | 203 | 48 | 152 | 16 |
| GTD-1580-08CA | 15.80 | 203 | 48 | 152 | 16 |
| GTD-1590-08CA | 15.90 | 203 | 48 | 152 | 16 |
| GTD-1600-08CA | 16.00 | 203 | 48 | 152 | 16 |
Note:Accept Non-standard Customization From D3To D16.
| Nominal Size Range | D (m7) | d (h6) |
| V3-6 | +0.004/+0.016 | 0.000/-0.008 |
| >6-10 | +0.006/+0.021 | 0.000/-0.009 |
| >10-16 | +0.007/+0.025 | 0.000/-0.011 |
Unit (mm)
GTD-12CA 12D Internal Coolant Twist Drills For General Machining
SHANK TiAICr 12D . DIN SiN
6535HA
| Ordering Code | Dia | Total Length | Shank Length | Flute Length | ShankDia. |
| GTD-0300-12CA | 3.00 | 92 | 36 | 54 | 6 |
| GTD-0310-12CA | 3.10 | 92 | 36 | 54 | 6 |
| GTD-0320-12CA | 3.20 | 92 | 36 | 54 | 6 |
| GTD-0330-12CA | 3.30 | 92 | 36 | 54 | 6 |
| GTD-0340-12CA | 3.40 | 92 | 36 | 54 | 6 |
| GTD-0350-12CA | 3.50 | 92 | 36 | 54 | 6 |
| GTD-0360-12CA | 3.60 | 92 | 36 | 54 | 6 |
| GTD-0370-12CA | 3.70 | 92 | 36 | 54 | 6 |
| GTD-0380-12CA | 3.80 | 102 | 36 | 64 | 6 |
| GTD-0390-12CA | 3.90 | 102 | 36 | 64 | 6 |
| GTD-0400-12CA | 4.00 | 102 | 36 | 64 | 6 |
| GTD-0410-12CA | 4.10 | 102 | 36 | 64 | 6 |
| GTD-0420-12CA | 4.20 | 102 | 36 | 64 | 6 |
| GTD-0430-12CA | 4.30 | 102 | 36 | 64 | 6 |
| GTD-0440-12CA | 4.40 | 102 | 36 | 64 | 6 |
| GTD-0450-12CA | 4.50 | 102 | 36 | 64 | 6 |
| GTD-0460-12CA | 4.60 | 102 | 36 | 64 | 6 |
| GTD-0470-12CA | 4.70 | 102 | 36 | 64 | 6 |
| GTD-0480-12CA | 4.80 | 121 | 36 | 83 | 6 |
| GTD-0490-12CA | 4.90 | 121 | 36 | 83 | 6 |
| GTD-0500-12CA | 5.00 | 121 | 36 | 83 | 6 |
| GTD-0510-12CA | 5.10 | 121 | 36 | 83 | 6 |
| GTD-0520-12CA | 5.20 | 121 | 36 | 83 | 6 |
| GTD-0530-12CA | 5.30 | 121 | 36 | 83 | 6 |
| GTD-0540-12CA | 5.40 | 121 | 36 | 83 | 6 |
| GTD-0550-12CA | 5.50 | 121 | 36 | 83 | 6 |
| GTD-0560-12CA | 5.60 | 121 | 36 | 83 | 6 |
| GTD-0570-12CA | 5.70 | 121 | 36 | 83 | 6 |
| GTD-0580-12CA | 5.80 | 121 | 36 | 83 | 6 |
| GTD-0590-12CA | 5.90 | 121 | 36 | 83 | 6 |
GTD-12CA 12D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 12D
DIN SiN
6535HA
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | ShankDia. (h6) |
| GTD-0600-12CA | 6.00 | 121 | 36 | 83 | 6 |
| GTD-0610-12CA | 6.10 | 148 | 36 | 110 | 8 |
| GTD-0620-12CA | 6.20 | 148 | 36 | 110 | 8 |
| GTD-0630-12CA | 6.30 | 148 | 36 | 110 | 8 |
| GTD-0640-12CA | 6.40 | 148 | 36 | 110 | 8 |
| GTD-0650-12CA | 6.50 | 148 | 36 | 110 | 8 |
| GTD-0660-12CA | 6.60 | 148 | 36 | 110 | 8 |
| GTD-0670-12CA | 6.70 | 148 | 36 | 110 | 8 |
| GTD-0680-12CA | 6.80 | 148 | 36 | 110 | 8 |
| GTD-0690-12CA | 6.90 | 148 | 36 | 110 | 8 |
| GTD-0700-12CA | 7.00 | 148 | 36 | 110 | 8 |
| GTD-0710-12CA | 7.10 | 148 | 36 | 110 | 8 |
| GTD-0720-12CA | 7.20 | 148 | 36 | 110 | 8 |
| GTD-0730-12CA | 7.30 | 148 | 36 | 110 | 8 |
| GTD-0740-12CA | 7.40 | 148 | 36 | 110 | 8 |
| GTD-0750-12CA | 7.50 | 148 | 36 | 110 | 8 |
| GTD-0760-12CA | 7.60 | 148 | 36 | 110 | 8 |
| GTD-0770-12CA | 7.70 | 148 | 36 | 110 | 8 |
| GTD-0780-12CA | 7.80 | 148 | 36 | 110 | 8 |
| GTD-0790-12CA | 7.90 | 148 | 36 | 110 | 8 |
| GTD-0800-12CA | 8.00 | 148 | 36 | 110 | 8 |
| GTD-0810-12CA | 8.10 | 180 | 40 | 138 | 10 |
| GTD-0820-12CA | 8.20 | 180 | 40 | 138 | 10 |
| GTD-0830-12CA | 8.30 | 180 | 40 | 138 | 10 |
| GTD-0840-12CA | 8.40 | 180 | 40 | 138 | 10 |
| GTD-0850-12CA | 8.50 | 180 | 40 | 138 | 10 |
| GTD-0860-12CA | 8.60 | 180 | 40 | 138 | 10 |
| GTD-0870-12CA | 8.70 | 180 | 40 | 138 | 10 |
| GTD-0880-12CA | 8.80 | 180 | 40 | 138 | 10 |
| GTD-0890-12CA | 8.90 | 180 | 40 | 138 | 10 |
| GTD-0900-12CA | 9.00 | 180 | 40 | 138 | 10 |
| GTD-0910-12CA | 9.10 | 180 | 40 | 138 | 10 |
| GTD-0920-12CA | 9.20 | 180 | 40 | 138 | 10 |
| GTD-0930-12CA | 9.30 | 180 | 40 | 138 | 10 |
GTD-12CA 12D Internal Coolant Twist Drills For General Machining
SHANK TiAlCr 12D
DIN SiN
6535HA
Note:Accept Non-standard Customization From D3 To D20.
| Ordering Code | Dia. (D) | Total Length (L) | Shank Length (L1) | Flute Length (L3) | Shank Dia. (h6) |
| GTD-0940-12CA | 9.40 | 180 | 40 | 138 | 10 |
| GTD-0950-12CA | 9.50 | 180 | 40 | 138 | 10 |
| GTD-0960-12CA | 9.60 | 180 | 40 | 138 | 10 |
| GTD-0970-12CA | 9.70 | 180 | 40 | 138 | 10 |
| GTD-0980-12CA | 9.80 | 180 | 40 | 138 | 10 |
| GTD-0990-12CA | 9.90 | 180 | 40 | 138 | 10 |
| GTD-1000-12CA | 10.00 | 180 | 40 | 138 | 10 |
| GTD-1010-12CA | 10.10 | 206 | 45 | 158 | 12 |
| GTD-1020-12CA | 10.20 | 206 | 45 | 158 | 12 |
| GTD-1030-12CA | 10.30 | 206 | 45 | 158 | 12 |
| GTD-1040-12CA | 10.40 | 206 | 45 | 158 | 12 |
| GTD-1050-12CA | 10.50 | 206 | 45 | 158 | 12 |
| GTD-1060-12CA | 10.60 | 206 | 45 | 158 | 12 |
| GTD-1070-12CA | 10.70 | 206 | 45 | 158 | 12 |
| GTD-1080-12CA | 10.80 | 206 | 45 | 158 | 12 |
| GTD-1090-12CA | 10.90 | 206 | 45 | 158 | 12 |
| GTD-1100-12CA | 11.00 | 206 | 45 | 158 | 12 |
| GTD-1110-12CA | 11.10 | 206 | 45 | 158 | 12 |
| GTD-1120-12CA | 11.20 | 206 | 45 | 158 | 12 |
| GTD-1130-12CA | 11.30 | 206 | 45 | 158 | 12 |
| GTD-1140-12CA | 11.40 | 206 | 45 | 158 | 12 |
| GTD-1150-12CA | 11.50 | 206 | 45 | 158 | 12 |
| GTD-1160-12CA | 11.60 | 206 | 45 | 158 | 12 |
| GTD-1170-12CA | 11.70 | 206 | 45 | 158 | 12 |
| GTD-1180-12CA | 11.80 | 206 | 45 | 158 | 12 |
| GTD-1190-12CA | 11.90 | 206 | 45 | 158 | 12 |
| GTD-1200-12CA | 12.00 | 206 | 45 | 158 | 12 |
| NominalSizeRange | D (m7) | d (h6) |
| V3-6 | 0.000/-0.012 | 0.000/-0.008 |
| >6-10 | 0.000/-0.015 | 0.000/-0.009 |
| >10-16 | 0.000/-0.018 | 0.000/-0.011 |
Unit (mm)
RECOMMENDED CUTTINGPARAMETERS
Recommended Cutting Data
GTD 3D/5D Twist Drills For Gene
| Workpiece Material | Vc (m/min) | Fn (mm/rev) | ||||
| D3 | D4 | |||||
| P | Low-carbon Steels≤125HB | 50~120 | 60~140 | 0.10~0.20 | 0.10~0.20 | |
| High-carbon Steels,Midi- um-carbon Steels≤25HB | 45~120 | 60~120 | 0.10~0.20 | 0.10~0.20 | ||
| Alloy Steels,Tool Steels≤35HB | 45~100 | 60~110 | 0.09~0.16 | 0.09~0.16 | ||
| Alloy Steels,Tool Steels 35~48HRC | 35~80 | 35~90 | 0.08~0.14 | 0.08~0.14 | ||
| Ph And Ferrite/martensitic Steels≤35HRC | 30~70 | 30~90 | 0.05~0.11 | 0.05~0.11 | ||
| Grey Cast Iron35~48HRC | 25~70 | 30~80 | 0.04~0.08 | 0.04~0.08 | ||
| K | Grey Cast Iron≤32HRC | 60~140 | 60~160 | 0.13~0.20 | 0.13~0.20 | |
| Alloy Cast Iron,Nodular Cast lron≤28HRC | 60~120 | 60~140 | 0.11~0.18 | 0.11~0.18 | ||
| Alloy Cast Iron,Nodular Cast lron28~45HRC | 50~100 | 50~100 | 0.06~0.11 | 0.06~0.11 | ||
ral Machining
| Fn (mm/rev) | ||||||||
| D6 | D8 | D10 | D12 | D14 | D16 | D18 | D20 | |
| 0.15~0.25 | 0.16~0.32 | 0.16~0.32 | 0.18~0.40 | 0.22~0.45 | 0.22~0.45 | 0.25~0.50 | 0.25~0.50 | |
| 0.15~0.25 | 0.16~0.32 | 0.16~0.32 | 0.18~0.40 | 0.22~0.45 | 0.22~0.45 | 0.25~0.50 | 0.25~0.50 | |
| 0.12~0.23 | 0.14~0.28 | 0.14~0.30 | 0.15~0.34 | 0.18~0.38 | 0.18~0.38 | 0.20~0.40 | 0.20~0.40 | |
| 0.08~0.20 | 0.09~0.25 | 0.09~0.28 | 0.11~0.30 | 0.12~0.32 | 0.12~0.32 | 0.14~0.34 | 0.14~0.34 | |
| 0.07~0.17 | 0.08~0.20 | 0.08~0.23 | 0.10~0.28 | 0.12~0.30 | 0.12~0.30 | 0.14~0.32 | 0.14~0.32 | |
| 0.06~0.14 | 0.08~0.18 | 0.08~0.20 | 0.10~0.28 | 0.12~0.30 | 0.12~0.30 | 0.14~0.32 | 0.14~0.32 | |
| 0.17~0.30 | 0.20~0.35 | 0.23~0.40 | 0.25~0.45 | 0.28~0.48 | 0.30~0.50 | 0.32~0.52 | 0.35~0.55 | |
| 0.15~0.25 | 0.17~0.32 | 0.20~0.36 | 0.22~0.42 | 0.24~0.45 | 0.25~0.48 | 0.28~0.48 | 0.30~0.50 | |
| 0.10~0.16 | 0.12~0.20 | 0.14~0.26 | 0.16~0.28 | 0.18~0.30 | 0.20~0.32 | 0.22~0.34 | 0.25~0.35 | |
Recommended Cutting Data
GTD 8D/12D Twist Drills For Gen
| Workpiece Material | Vc (m/min) | Fn (mm/rev) | |||
| D3 | D4 | ||||
| P | Low-carbon Steels≤125HB | 60~140 | 0.10~0.20 | 0.10~0.20 | |
| High-carbon Steels,Midi- um-carbon Steels≤25HRC | 60~120 | 0.10~0.20 | 0.10~0.20 | ||
| Alloy Steels,Tool Steels≤ 35HRC | 60~110 | 0.09~0.16 | 0.09~0.16 | ||
| Alloy Steels,Tool Steels35~48HRC | 35~90 | 0.08~0.14 | 0.08~0.14 | ||
| Ph And Ferrite/martensitic Steels≤35HRC | 30~90 | 0.05~0.11 | 0.05~0.11 | ||
| Grey Cast Iron35~48HRC | 30~80 | 0.04~0.08 | 0.04~0.08 | ||
| K | Grey Cast Iron≤32HRC | 60~160 | 0.13~0.20 | 0.15~0.23 | |
| Alloy Cast Iron,Nodular Cast lron≤28HRC | 60~140 | 0.11~0.18 | 0.13~0.20 | ||
| Alloy Cast Iron,Nodular Cast lron28~45HRC | 50~100 | 0.06~0.11 | 0.08~0.13 | ||
eralMachining
| Fn (mm/rev) | ||||||
| D6 | D8 | D10 | D12 | D14 | D16 | |
| 0.14~0.25 | 0.16~0.32 | 0.16~0.35 | 0.18~0.40 | 0.22~0.45 | 0.22~0.45 | |
| 0.14~0.25 | 0.16~0.30 | 0.16~0.32 | 0.18~0.38 | 0.22~0.45 | 0.22~0.45 | |
| 0.12~0.23 | 0.14~0.28 | 0.14~0.30 | 0.15~0.34 | 0.18~0.38 | 0.18~0.38 | |
| 0.08~0.20 | 0.09~0.25 | 0.09~0.28 | 0.11~0.30 | 0.12~0.32 | 0.12~0.32 | |
| 0.07~0.17 | 0.08~0.20 | 0.08~0.23 | 0.10~0.28 | 0.12~0.30 | 0.12~0.30 | |
| 0.06~0.14 | 0.08~0.18 | 0.08~0.20 | 0.10~0.28 | 0.12~0.30 | 0.12~0.30 | |
| 0.17~0.30 | 0.20~0.35 | 0.23~0.40 | 0.25~0.45 | 0.28~0.48 | 0.30~0.50 | |
| 0.15~0.25 | 0.17~0.32 | 0.20~0.36 | 0.22~0.42 | 0.24~0.45 | 0.25~0.48 | |
| 0.10~0.16 | 0.12~0.20 | 0.14~0.26 | 0.16~0.28 | 0.18~0.30 | 0.20~0.32 | |
Shank Standard - Din Standard
DIN6535-HA
DIN6535-HB
| d1h6 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 25 | 32 |
| 11 +2 0 | 28 | 36 | 40 | 45 | 48 | 55 | 56 | 60 | ||||||
| d1h6 | b1 +0.05 | e1 01 | h1h11 | 11 + | 12 | +1 |
| 6 | 4.2 | 18 | 5.1 | 36 | ||
| 8 | 5.5 | 18 | 6.9 | 36 | ||
| 10 | 7 | 20 | 8.5 | 40 | ||
| 12 | 8 | 22.5 | 10.4 | 45 | ||
| 14 | 8 | 22.5 | 12.7 | 45 | ||
| 16 | 10 | 24 | 14.2 | 48 | ||
| 18 | 10 | 24 | 16.2 | 48 | ||
| 20 | 11 | 25 | 18.2 | 50 | ||
| 25 | 12 | 32 | 23 | 56 | 17 | |
| 32 | 14 | 36 | 30 | 60 | 19 |
The Structure Of Shank
| d1 | b2 | b3 | b2 | h3 | l1 | l3 | l4 | r2 |
| 6 | 4.3 | 4.3 | 36 | 18 | 25 | 1.2 | ||
| 8 | 4.5 | 4.5 | 36 | 18 | 25 | 1.2 | ||
| 10 | 7.1 | 7.1 | 40 | 20 | 28 | 1.2 | ||
| 12 | 8.2 | 8.2 | 45 | 22.5 | 33 | 1.2 | ||
| 14 | 8.1 | 8.1 | 45 | 22.5 | 33 | 1.2 | ||
| 16 | 10.1 | 10.1 | 48 | 24 | 36 | 1.6 | ||
| 18 | 10.8 | 10.8 | 48 | 24 | 36 | 1.6 | ||
| 20 | 11.4 | 11.4 | 50 | 25 | 38 | 1.6 | ||
| 25 | 13.6 | 9.3 | 13.6 | 24.1 | 56 | 32 | 44 | 1.6 |
| 32 | 15.5 | 9.9 | 15.5 | 31.2 | 60 | 35 | 48 | 1.6 |
Cutting Definitions And Calculations
| Parameter And Unit | |||
| D | Diameter (mm) | Fn | Feed Per Revolution (mm/rev) |
| ap | Cutting Depth (mm) | Fz | Feeding Per Teeth (mm/tooth) |
| ae | Cuting Width (mm) | Z | Number Of Teeth |
| Vf | Feed Rate (mm/min) | n | Spindle Speed (rev/min) |
| Vc | Cutting Speed (m/min) | L | Length (mm) |
| Q | Rate OfMetal Removal (cm'/min) | Tc | Processing Time (min) |
| General Formula | |||
| N | Spindle Speed | Vc·1000 n= πD | (rev/min) |
| Vc | Cutting Speed | Vc= π·D·n 1000 | (m/min) |
| Vf | Feed Rate | Vf = fz·z·n | (mm/min) |
| fz | Feed PerTeeth | fz = Vf z·n | (mm) |
| Q | Rate Of Metal Removal | ae·ap·Vf 1000 Q= | (cm3/min) |
| T | Processing Time | Tc = L Vf | (min) |
Tool Regrinding Service
HJTools Sincerely To Offer You Regrinding Service.We Use Advanced Grinding Machine, Mature Grinding Process,And Strictly Control Product Quality During Manufacturing.The DrillRegrinded By HjTools Is With Good Consistency.According To Feedback From Customer,Three Times Regrinding Could Save About 3 8 % Tool CostFor You,Which Greatly Reduce Your Tool Cost.IfYou Need Regrinding Service,Please Contact The Nearest HJ Tools Agents.
Changes In Processing Costs
| MEMO |
XIAMEN HJ CARBIDE TECHNOLOGY CO.,LTD.
Add:No.8003 Xiang'an west Road, Xiang'an District, Xiamen City, Fujian Province
Tel: 0592-6091331
Web:www.hl-hjtools.cn
E-mail: hl.xxhl@hlhjtc.com
