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