... machining machine. What's more, our injection workshop equipped with advanced high-precision injection machines. We also ... S136,8407,NAK80,SKD61,H13Hardness of steel46~56HRCMaterial for Slider ,Lifter and all sub insert use1 ... production,Engineering,Plastic injection,Plastic tooling,Export mold,Auto mold,Two color injection molding,Office plastic product,Plastic electronic parts,Medical plastic parts, ...