US Forge Welding Problem Solver Specialty Electrode 1/8-Inch by 14-Inch 3-pack #00031 Should be your first choice for unknown steels A super rod to weld any type of steel Doesn't stick or spatter Works on any type of welding machine For use with leaf springs, go kart frames, steel gear teeth, lawn mower handles, trailers, engine mounts, tractor power take-offs, farm implements