The Strend Pro Premium core drill bit is suitable for cutting all types of hardened stone and its compounds, ceramic tiles, marble, granite tiles, porcelain and granite. The top-class diamond bonding process ensures high resistance to high temperatures and extends service life. Extremely easy cutting and high performance when core drilling. The core is wax-filled, ensuring cooling, longer service life and better cutting. It is perfectly suited for installing bathroom sanitary ware and accessories, cable installation, electrical wiring, radiators, etc. Compatible with any drill using a suitable adapter. Clamping type: M14, drill diameter: 12 mm.