The Northern Industrial Arc 70 welder welds mild steel up to 1/8in. Volts: 115, Amps: 50 (low), 70 (high), Duty Cycle: 10% @ 70 Amps, Weldable Metals: mild steel up to 1/8in., Electrode Size (in.): 1/16in., 5/64in. and 3/32in. electrodes, Electrode Cable Length (ft.): 10-ft, Clamp Cable Length (ft.): 6.5-ft. Duty cycle 10% @ 70 Amps; 20% @ 50 Amps Operates on 115V household current Handles 1/16in. and 5/64in. electrodes Overload protection Includes 10-ft. welding cable w/electrode holder, electrodes, chipping hammer/brush