D=20,0x330+10 mm ground h5, Tk=7,1-0,7/d=1,50±0,25 mm TC-Rod with 3 twisted ducts 40° K-40UF Helix: 74,88 +1,34/-1,31 mm
Technical attributes
| Technical Details | Value |
| Diameter | 20.000 |
| Degree | 40 ° |
| Carbide grade | K-40UF |
| Length | 330 |
| Pitch circle | 7.10 |
| Coolant hole | 1.50 |
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