Abstract: A welding machine is disclosed which includes a wire supply device, a wire coil, a flexible wire guide connected between the wire supply device and a torch nozzle and a welding assembly alterable in more than one welding position and mounted on a wheeled platform. The axis or width center position of the wire coil and the axis of a supply roll in the wire supply device or a supply slot in the supply roll are placed above the center line on the overall width of the wheeled platform. Both handed welding is possible by switching the torch between the left handed side and right handed side of the wheeled platform.