Imported 3mm copper-alumina electrode head, 18650 battery-powered double-headed spot welding needle, spot welding machine needle (one piece)

Rutile, basic, cellulosic - one type or other, these are essential for successful welding! Adjust your MMA setup, secure your welding rod in the clamp, don your protective gear... And you're ready to weld. Stainless steel, cast iron, auto-hardening, discover the different types of electrodes and get welding!