Get the power you need for big welding jobs at a remarkably low price thanks to the Eastwood MIG 250. This is our most advanced MIG welder that can be used on 20-gauge sheet metal up to ?-inch steel plates. The infinitely adjustable knob allows you to set the amperage anywhere between 50 and 250 amps for greater control. Even at the highest setting, you can weld for up to six minutes before needing a break. State-of-the-art inverter technology means this portable Eastwood MIG welder clocks in at just 46 pounds �� half that of similar welders from leading brands