suitable for spot welding and short welding. Controlling gas delay when using TIG welding can save 40% gas. 【Dual voltage ARC TIG welder】High-power IGBT inverter TIG welding machine, 110V/220V ...

Microwave oven transformer spot welder builds are about as common as Nixie tube clocks around here. But this spot welder is anything but common, and it has some great lessons about manufacturing ...