... 4.5mm cold roll steel with powder coating.This part involves the processes cutting,punching and welding.We can make various ... parts of elevators, brackets, cable tunnels, electrical appliances, panels and cabinets, vehicle accessories and so on through the processes of stamping, ... Punch press, DN spot welder, NBC CO2 tap semi-automatic Gas shielding welder, Lathe, Milling machine, Drill press, ...