



Tungsten carbide glass drill bit with 1/4" shank. Centering thanks to diamond-ground TC plate and stronger thanks to more strengthen shank.
| Diameter (mm) | Rpm | |
|---|---|---|
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|
| 3 | 400 | 1000 |
| 4 | 300 | 750 |
| 5 | 250 | 600 |
| 6 | 200 | 500 |
| 8 | 150 | 350 |
| 10 | 100 | 300 |
Data sheet
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