General description Bi-metal Hole Saw Cutter Drill Bit with a 10mm Arbor and 110mm Diameter, made from 100% high carbide. This cutter is constructed from case-hardened steel, allowing it to cut four to seven times faster than traditional high-speed steel. It features stable mechanical properties, high wear resistance, and high impact resistance, ensuring a long service life. Ideal for drilling holes in sheet metal, drywall, plastic pipes, wood, PVC, and fiberboard, this tool is perfect for installing locks and knobs in doors and cabinets or drilling larger diameter holes in desks. Technical specifications Diameter: 110mm Arbor size: 10mm Material: M42 carbon steel and bi-metal