iron carbide tungsten drill bits / 2.2mm twist drill bits
Minimum Order: 0
Quality/Safety Certification: 0.00
Iron carbide tungsten drill
1: HRC45/55
2: Helix Angle 30 and drill point 118 degree
3: Tolence is 0-0.01
4: High precisi
1: Fully Automatic Axis Machine imported from Germany and Australia
2: Standard Inspection by Zoller Machine
3: Different Hardness based on client's requirement due to kennametal, sandik and CB carbide material
4: sutiable for various steel process , tooling process , Alloy Aluminium process and cast iron process
5: Talented and well-trained employees
6: we also accept client's requirement of non-standard size
| CUTTING DATA | ||
| Out side diameter | overall length | Flute length |
| 0.5-0.7 | 30 | 6 |
| 0.8-0.9 | 30 | 8 |
| 1.0-1.7 | 30 | 10 |
| 1.2-1.4 | 35 | 12 |
| 1.5-1.7 | 35 | 14 |
| 1.8-1.9 | 40 | 16 |
| 2.0-2.4 | 40 | 18 |
| 2.5-3.0 | 40 | 20 |
| 3.1-3.9 | 50 | 25 |
| 4.0-5.0 | 50 | 28 |
| 5.1-6.0 | 60 | 30 |
| 6.1-7.0 | 60 | 32 |
| 7.1-11 | 70 | 38 |
| 11.1-12 | 70 | 38 |
| 12.1-14 | 80 | 40 |
| 16 | 90 | 45 |
