... 3D work bench 4 300/400/500W5 CE Suitable for welding of thin plates within 1mm; 3D work bench ... applied in medical, electronics, battery, instrument, etc.Application:Suitable for welding of kettle, vacuum cup, stainless steel bowl, sensor, tungsten ... phone battery, door handle, mould, electric apparatus fittings, filter, nozzle, stainless steel products, golf head, zinc alloy artworks, Weld point ...