Bosch diamond hole saws for impact drivers and drills cut through soft tiles and stone with ease. Diamond hole saws cut through the hardest tiles with equal effectiveness. We designed our diamond coating to give you diamond hole saws with the increased durability you need when you cut through strong tile. The thin cutting edge allows for rapid, clean cuts in hard ceramic. Our diamond hole saw bits come in various diameters, from 19 mm to 83 mm for a wide range of applications. Choose from a wide range of specifications today.