已经有次观看 jwm在2015-10-13发布

Channel：Tungsten 标签： Hard  Tungsten  alloy  Tungsten  steel  mold 

简介：Carbide tungsten steel mold is also called the molding mould, alloy molds, multi-station bolt, nut machine with tungsten steel mold, the shell adopts SKD61, tungsten steel spring protection materials, applicable to hex screws, hex, rivets, cold heading forming of various kinds of nuts and stretch.