The Dremel 562 Tile Cutting Bit is a high-speed cutter with a 1/8 inch (3.2mm) diameter shank designed for shaping and cutting ceramic wall tile, cement board, and plaster. It's ideal for tasks like making precise cuts around pipes and fixtures during bathroom or kitchen renovations, or even for creative projects like crafting intricate tile mosaics. This bit is compatible with all Dremel corded and cordless rotary tools, eliminating the need for a specific collet size.