Westward products are engineered to meet the demands of professionals. All Westward tools are built to meet or exceed the high-end industry standards, with Westward hand tools you can count on the best combination of quality and value. Carbon steel MIG welding wire is designed for use on mild steel, and in general purpose welding on clean or prepared surfaces. Deposits require minimal slag removal. Use with CO2 or argon-CO2 shielding gas. DC reverse polarity. Diameter / 0.045 in Welding Wire Type / Flux Core Material / Carbon Steel AWS Classification / E71T-1/1M Container Size / 11 lb Container Type / Spool Welding Method / FCAW Tensile Strength / 70,000-95,000 psi