Description of Diameter Drill Cutter Stainless Wood(28Mm
Hole drill bit Material: HSS high speed steel(hole drill bit). Hole drill bit are through a special heat treatment, sharp edge, high strength. The carbide teeth of the hole saw kit is able to cut clean, round holes in stainless steel, mild steel, iron, aluminum plate, alloy plate, plastic sheet, copper and brass. When you use the hole saw drill bit, you should fixed the plate first, and make the angle of drill and plate at 90 degree. It can compatible with pistol drill, bench drill, vertical electric drilling machine etc.