ARKSEN MIG-150 Welding Machine, Dual Gas/No Gas 150 AMP 230V Flux Core Welding Current: 40- 150 AMP (MIN) - Duty Cycle: 10% At 150AMP / 35% at 75AMP / 100% at 40 AMP Weld Able Wires: .031 Inch (0.8mm) Steel & Stainless Steel, 0.030 Inch to 0.039 Inch (1.0mm) Aluminum, 0.023 Inch to 0.035 Inch (0.6-0.8mm) Flux Core Includes Welding Wire, Welding Mask, Chipping Hammer/ Wire Brush, Torch, Tip, & Ground Cord Max open voltage: 34.2V; Torch Features Built-In On / Off Safety Control Weldable Materials: Mild, Low Alloy Steel (Not Suitable For Aluminum Or Stainless Steel)