... cavity PC jar preform injection mould. valve gate no tail system. High grade quality preform mould. Good product from good mould, Good mold from ... the other factory only can make 1 or 2 cavity mould. NameDescriptionMould material45#, 50#, P20, H13, 718, 2738, NAK80, S136, ... . Make the files or improve the design if you needed.↓2.Negotiationthe quality, price, material, delivery time, payment item, ect ...