Characteristics
- The extensions are extremly precised milled and turned and guarantee a very accurate, concentric running
- Smoothly power transmission between drilling motor and drill bit is guaranteed
| Length (mm) |
Width across flat (mm) |
Connection (mm) |
| 100 |
41 |
1 1/4 |
| 200 |
41 |
1 1/4 |
| 300 |
41 |
1 1/4 |
| 400 |
41 |
1 1/4 |
| 500 |
41 |
1 1/4 |

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