US Forge Welding Aluminum Specialty Electrode 1/8-Inch by 14-Inch 3-Pack #07331 Universal aluminum electrode that can be used on wrought and cast aluminum Can also be used as an Oxy-Fuel brazing alloy Forgiving electrode made for the occasional welder Works on all DC welding machines For use with aluminum trailers, ladders, lawn mower decks, irrigation pipes, boats & canoes, pump cases, loading docks