Set 20 mũi kim loại để mài khoan 6x3 mm tiện dụng và bền

Features: 100% brand new and high quality. The product is made of high hardness of the electroplated diamond material, the durability is very high. It is processing all kinds of jade polishing, mold repair, glass carving, cleaning casting, forging, welding parts of the Flash, Burr, weld, such as the ideal correction tool. A variety of product models, can meet more people's needs. Description: Material: Diamond Size: 6X3mm Grinding head shape: Cylindrical grinding head. Product model: Head diameter x Shank diameter x Total length 。 Product use: Jade polishing, mold repair, glass carving, cleaning cast, forging, welding pieces of burrs, burrs, welds and so on. Package included: 20pcs x diamond grinding head