... .process ; hot die casting and cold die casting zamak door handle 1.zinc die casting 2.material:zamak 5#,3#3 ... pressure casting), 3.welding, (optional) 4.surface treatment, (optional) 5.assembly, (optional)6.QC and package, 7.delivery. Material could be ... , 2.machining, 3.welding, (optional) 4.surface treatment, (optional)5.assembly, (optional)6.QC and package, 7.delivery. Our products show ...