Multi-purpose spot welder for effective one-sided bodywork unevenness repairs. Allows one-sided spot welding, resistance warming, and spot welding of expansion mats, curves, bolts and needles. Device equipped with a mobile table and reverse hammer. Voltage: 400 V/50 Hz, output voltage: 4.5 – 9.5 V, max. momentary welding current: 4,600 A.