Accessories Screwing, Drilling -Diamond Cutter Hole Saw Opener Highlights Generic Diamond Cutter Hole Saw Opener Three groups of cutting edges, each blade in the cutting process is only responsible for 1/3 of the workload, The burden of the characteristics of part of the cutting work, the completion of the borehole is not easy to produce the phenomenon of edge collapse. Each edge is a part of the characteristics of the cutting work, making the hole difficult to produce the phenomenon of collapse With excellent performance, sharp, wear-resistant The stainless steel sheet, steel, casting, alloy aluminum, iron and other sheet metal drilling - ship removal specification: Material: alloy Color: silver Length: 67mm Outside diameter Size: 16mm, 18mm, 19mm, 22mm, 25mm, 30mm, 35mm, 42mm, 50mm, 53mm Size of the chuck: 9mm Package includes: 10 x drill holes Note: This product is not easy to cut relatively thin metal material, can be cut within 2-5mm stainless steel plate and metal plate15mm