Lincoln Electric super Arc L-56 premium copper-coated MIG welding Wire offers superior feed ability and excellent arc characteristics for exceptional welding results. Welding Rod type: M/A, weight (lbs. ): 2, wire material: copper-coated MIG wire, Wire Size (in. ): . 030, product type: welding wire, welding processes: welding on metals with a medium to high presence of mill scale, compatible with: MIG welders