... 1730,2311,2312,P20 )3Material main core and cavity insertDIN2312,2738,2344,718,S136,8407,NAK80,SKD61,H134Hardness ... steel46~56HRC5Material for Slider ,Lifter and all sub insert use1.2767 HRC6CavitySingle-cavity ,Multi-cavity7A surface request:EDM & High ... professional Plastic Injection mould ,Die casting Mould & Moulding manufacturer, our range products are covered from Automobile,Electronic,Industrial ...