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Name: | Center Drill |
Material: | High speed steel |
Quality Guaranteed: | Perfect quality with 100% Guaranteed |
Process: | Fully Ground by high precision CNC Numerical Control machine and strict heat treatment |
Packaging: | Plastic case |
Standard: | Each drill bit is manufactured strictly according to exacting specifications of DIN338 |


Specification(MM) | SD(MM) | DL(MM) | FL(MM) |
0.5 | 3 | 0.7 | 32 |
1 | 3.9 | 1.65 | 36 |
1.5 | 3.9 | 2.2 | 36 |
2 | 4.9 | 2.7 | 40 |
2.5 | 6.3 | 3.3 | 45 |
3 | 8 | 4 | 50 |
3.5 | 8 | 4 | 56 |
4 | 10 | 5.5 | 56 |
5 | 11.9 | 6.5 | 60 |
6 | 13.9 | 7.6 | 66 |



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