... TIG AC/DC welding machine 1.Stable arc, easy to fill in the wire.2.Pedal control for current.3.Compact, low noise.4.DC welding ... for stainless stell, alloy steel, carbon steel, copper and other color metal, AC welding for aliminium.Technical ... specifications ModelWSE315AC/DC TIGImput VoltageAC.(single Phase)110V~240V± ...