... carbide pins,sprue bushing,locking blocks, die casting part, mould components,precision mould parts,standard and customized ... nonstandard, ascustomers’ requirement.Application: It is the main tooling in making fatener Processselect material → rough lathing →heat treatment → ... less grinder, surface grinder,internal grinder, cylindrical grinder,inner-aperture grinder,Sodick EDM, CNC grinding machine,CNC ...