... TIG, AC Pulse TIG, DC TIG, DC Pulse TIG 2.Excellent welding performance, similar Hitachi AC/DC TIG welding machine HIGHLIGHT1. Feature for AC/DC TIG welding ... TIG welding, wider applicationrange.3. AC/DC pulse function, thus one side welding, two sides molding.4. Stick welding function, welding rod welded.5. Conveying the ... and the current of stopping arc, so welding performance improved in the area ...