D=7,8+0,3x330+10 mm rough, Tk=4,0-0,4/d=1,00±0,15 mm TC-Rod with 2 twisted ducts 30° in K-40UF Helix: 40,81 +0,84/-0,81 mm
Technical attributes
| Technical Details | Value |
| Diameter | 7.700 |
| Degree | 30 ° |
| Carbide grade | K-40UF |
| Length | 330 |
| Pitch circle | 4.00 |
| Coolant hole | 1.00 |
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