Description of Drill Stainless Speed Steel Metal
【Size of 5 hole saw drill bit】16mm/0.62" , 18.5mm/0.72" , 20mm/0.78" , 25mm/0.98" , 30mm/1.18". 【Precise and efficient】the carbide teeth hole saw kit is able to cut clean, round holes in stainless steel, mild steel, iron, aluminum plate, alloy plate, plastic sheet, copper, brass and etc. Hole saw kits can drill about 7/9" depth for the wood, and 1/5" for the stainless steel. 【Wide application】Hole saw kit set is suitable for hand-held electric drill, vertical electric drill and mobile belt magnetic drilling machine. 【Special heat treatment】hole saw set is made of HSS(high speed steel). Through a special heat treatment, the XinBorui hole saw drill bit set with sharp edge, high strength. 【About hole saw】XinBorui offers a 100% satisfaction guaranteed or 30 days money back. If you have any question with the hole saw, please feel free to contact us for details.