250 Electric Welding Machine 220v Dual-use Dual-voltage Copper Welding Machine

  
250 Electric Welding Machine 220v Dual-use Dual-voltage Copper Welding Machine. Input current adjustment: 20-250 stepless adjustment. Suitable materials: triangle iron, carbon steel, alloy steel, cast iron, etc. Suitable for welding rod: 2.5/3.2 welding all day, 4.0 welding 20pcs. Suitable electrode types: carbon steel, stainless steel, cast iron.