... can make the big punch mold of automobile body metal sheet ,household appliance.1 Name: Precision cold stamping die & Die ... ,DC53,D2,SKH51NAK80,NAK55 and etc.3 Metal material : galvanized sheet,aluminum sheet, cold rolled steel and stainless Steel4 Hardness : HRC45-60 ... : 500,000shots6 Delivery time:15-45 work days7 Packing: galvanized sheet metal box or standard export packing8 The process of making ...