1、Specially used on metal and steel plate, give fast and easy cutting. 2、They are good tools for you to make fantastic works. 3、Split tip pilot drill prevents damage by gradually guiding cutter to material; no walking. 4、Carbide teeth for fast cutting of neat, round holes. 5、Designed specifically for sheet metal cutting, even stainless steel. Features: 100% brand new and high quality. Specially used on metal and steel plate, give fast and easy cutting. They are good tools for you to make fantastic works. Split tip pilot drill prevents damage by gradually guiding cutter to material; no walking. Carbide teeth for fast cutting of neat, round holes. Designed specifically for sheet metal cutting, even stainless steel. Over drill flange built in to prevent penetration beyond the sheet metal. Cuts quick, precise holes in stainless steel, mild steel, iron, copper and brass. Size: 16mm Package Includes: 1 x Metal Hole Saw Cutter Drill Bit