You can use core drills to cut holes in ceramic, tile and glass without chipping or cracking. Our diamond-coated core drills have a 3mm (1/8") shank, medium-fine grit and are made of stainless steel on which diamond particles have been electroplated. Sold per drill (each).
- Diamond coated core drills
- Medium-fine grit
- 3mm / 1/8" inch shank size
- Sold individually
- Always use water or other lubricant with diamond coated tools