Allows for connection to 110- or 220-volt receptacles without tools. Portable in the shop or at the job site-at 13 lb the shoulder strap allows the end user to easily move from location to location.Pilot ARC Start lets you start the arc before contacting the work piece. This give you bettet control of the torch, especially on materials with uneven or curved sufaces. Better cutting quality and longer consumable life. Max Rated Clean Cut Thickness: 1/2. Compact plasma cutter uses non-hazardous compressed air to cut stainless steel, alloy steel, mild steel, copper and aluminum.