... ,2738,2344,718,S136,8407,NAK80,SKD61,H13, etcHardness of steel46~56HRCMaterial for Slider ,Lifter and all sub insert ... TS16949. Our core management team has rich experience and deep understanding of rubber development. With mature and stable management team, advanced equipment ... Group is making every effort to create the new brand of rubber, plastic products, metal products, mold processing in the ...