... work bench 4 300/400/500W 5 CE Multifunctional Laser Welding Machine 1 multifunctional laser welding machine 2 1600*800*1800mm3 3D work bench 4 300 ... , tungsten wire, high power diode (triode), aluminum alloy, laptop shell, mobile phone battery, door handle, mould, electric apparatus fittings, filter, nozzle ...