The Diamond for Hard Ceramics Hole Saw cuts through the hardest tiles. Its diamond coating gives this hole saw durability on very strong tiles made from all types of ceramic materials. In addition, the thin cutting edge allows for rapid, clean cuts. Use this hole saw when cutting through wall and floor tiles. For use with the Bosch Power Change Plus keyless arbor: offering accuracy and robustness. It is suitable for use with corded and cordless drill drivers.