... of double plastic injection part, especially in tele-communication area and medical equipments area. We are professional both in double and single injection ... Steel: NAK 80 prehardened steel,718, 718H,H13 etc.5.Surface Finish: chrome plating, silk-printing, Laser etching, texture, color painting ... ,UG,CAD,CAM Company view Certificates Mould and products show high quality plastic parts manufacturer