Hardened steel drills coated at the tips with diamond grits. for fast drilling of stones and ceramics. Run at speeds between 5,000 and 20,000rpm. Use water or light oil as lubricant.
This set contains one of each size: 0.75mm, 1.00mm, 1.25mm, 1.50mm, 2.00mm, 2.50mm
| Abrasive | Diamond |
| Bur Material | Diamond |
| Country of Origin | Taiwan |
| Package Size | Set of 6 |
