... bench 4 300/400/500W 5 CE Multifunctional Laser Welding Machine 1 multifunctional laser welding machine 2 1600*800*1800mm3 3D work bench 4 ... , battery, instrument, etc.Application:Suitable for welding of kettle, vacuum cup, stainless steel bowl, sensor, tungsten wire, high power diode (triode), aluminum ...