plastic car models 1.plastic car toy 2.custom made injection mould 3.fashion design 4.high quality & competitive ... ,SKD61,H13Hardness of steel46~56HRCMaterial for Slider ,Lifter and all sub insert use1.2767 HRCCavitySingle-cavity ,Multi-cavityA surface request:EDM ... housings, washbasins, buckets, sinks and tire covers. injection mold manufacture custom made plastic car models