| Drilling diameter_mm | Total length_mm | Length of cut_mm | Sharpening | Tail | Tip angle_° | Internal cooling | Din standard | Angle of helix_° | Ratio of diameter to length of drill hole | Tail diameter_mm | Coating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 8,5 | 79 | 37 | Cross-grinding | Cylindrical | 118 | No | 6539 HA | 30 | 4 x D | 8,5 | OZMD |
Description