The Diamond Hole Saw for Hard Ceramics cuts the toughest tiles. The diamond coating gives this hole saw a long lifespan for cutting ceramics of all types and thicknesses. The thin cutting edge also allows for fast and clean cuts. This hole saw is suitable for cutting wall and floor tiles. It is compatible with both cordless and corded drill drivers. The unique Power-Change adapter of this diamond hole saw for hard ceramics is the fastest connection system on the market. It allows for the separation and connection of the hole saw and center drill with just one click. Diameter mm: 68, Diameter inches: 2 3/4, Working length mm: 39.