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.
- Each drill has Diamond particles electroplated on stainless steel
- Inlcudes Sizes 1.5mm, 2.0mm, 2.5mm, 3.0mm, 5.0mm, 6.5mm
- Each drill has a Medium-Fine grit
- Shanks are 3mm (1/8") in diameter
- Always use water or other lubricant with diamond coated tools