... :ZHONGYA MOULD Mould Steel: S45C, P20, 718, Product Name:plastic bucket with lidsOur company owns top-grade professional molding tool development inside ... , 718H, 2738, 738H, NAK80,SKD61,E420,etc.(For Reference)Mould Base: LKM or Self-made.Hot Runner: YUDO, HASCO,M-H ...