The XTE171 Automotive Compact MIG Machine has a DC output and when combined with the correct type of wire it is suitable for welding mild steel, stainless steel and aluminium. Features: -The feed box ensures reliable feeding of 0.6mm and 0.8mm wires -Can accept a gas cylinder and its large wheels mean it is easily portable and can be moved from job to job -Single phase compact MIG machine supplied with built in wire feeder, suitable for light manufacturing, maintenance repair and automotive -Forced air fan cooling -Infinitely variable wire speed -Overload warning indicator and soft start control -Polarity can be changed for gasless welding