The Strend Pro Premium hole saw is suitable for cutting all types of hardened stone and its compounds, ceramic tiles, marble, stoneware, porcelain, and granite. The premium diamond bonding process ensures high resistance to high temperatures and extends service life. Extremely easy cutting and high performance when drilling holes. It is perfectly suited for the installation of bathroom fixtures and accessories, installation of cables, electrical wiring, radiators, etc. It can be used with any drill using the appropriate adapter. Clamping type: M14, hole saw diameter is 20 mm.