Speedway 7644 230V Single Phase Arc Welder 220 volt single phase; Duty Cycle: 10% at 75 amps, 5% at 100 amps 6 welding rods (2 each): .0052"; .0787"; .0984". Weld thickness: 1/4" mild steel Made in China Auto Thermal Protection & Air Cooled Wieldable metals: Mild steel 230-Volt single phase, Duty Cycle- 10-Percent at 75-Amps, 5-Percent at 100-Amps 6 welding rods (2 each)- .0052-Inch, .0787-Inch, .0984-Inch. Weld thickness- 1/4-Inch mild steel Mask and Brush included Auto Thermal Protection and Air Cooled Weldable metals- Mild steel