Dremel DSM540 Tile Diamond Wheel Saw-Max Accessory The diamond-grit edge on the DSM540-RW Tile wheel cuts most tiles and masonry materials with ease and precision. This 75mm diamond wheel cuts a variety of tile including wall tile, floor tile, porcelain, slate, stone, and cement backer board. -Diamond grit for hard-material cutting applications -Use on materials such as floor tile, wall tile, porcelain, ceramic, slate, stone and cement board -75mm diamond wheel -Cuts most tiles and masonry materials with ease and precision (User Tips) -Do not apply excessive pressure – let the tool do the work.