Detailed Product Description WSE250AC/DC TIG welding machine description1.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 ModelWSE250AC/DC TIGImput VoltageAC.(single Phase ...