



Special drill bits for rotary and percussion drilling of granite and marble. Extremely suitable for drilling all granite types with special drill bit geometry and carbide plate.
| Diameter (mm) | General length/Length of the drilling part (mm) | Rpm | |
|---|---|---|---|
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| 4 | 75/39 | 2000 | 2400 |
| 5 | 85/39 | 1800 | 2000 |
| 6 | 100/54 | 1400 | 1800 |
| 8 | 120/80 | 1000 | 1400 |
| 10 | 120/80 | 800 | 1000 |
Data sheet
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