... Competitive price. Aluminium metal box This is an electrical cabinet made by cold roll steel (SPCC) with the thickness of ... of our NCT punch press is 1.5mX4m with the max thickness of 4mm(steel).We can ... precise, and can produce sheet the metal parts with smooth surfaces.We are ISO9001:2000 certified.1. ... Galvanized Steel, Stainless Steel (304, 310, 316, 439), Aluminium, Angle, Tube, Flat bar, etc.