The Strend Pro Premium hole saw is suitable for cutting all types of tempered stone and its compounds, ceramic tiles, marble, gres, porcelain, and granite. The top-tier diamond bonding process ensures high resistance to high temperatures and extends lifespan. Extremely easy cutting and high performance during core drilling. The core is filled with wax, ensuring cooling, longer life, and better cutting. It is perfectly utilized for installing bathroom fixtures and accessories, installing cables, electrical wiring, radiators, etc. It can be used with any drill using an appropriate adapter. Mounting type: M14, hole saw diameter: 55 mm. - steel grade #45, medium carbon steel