Asta di saldatura A102 1,0 mm-4,0 mm 201/202/301/302/304 20 pezzi 300?? Resistente alla ruggine
Welding Rod A102 1.0mm-4.0mm 201/202/301/302/304 20pcs 300??. Rust Resistant. The welding electrodes of 1.0mm and 1.2mm are too thin when welding. It will swing back and forth. The electrode before welding shall be baked at 300-350℃ for 1 h.