E71T-GS Self, .035 inch x 10 lbs., Steel MIG Welding Wire inchE71T-GS flux core MIG (GMAW) welding wire for mild steel is a self-shielded mild steel all position flux cored MIG welding wire. Best suited to single pass applications with high travel speed. Moderate to low spatter. Although no gas is required, an Argon/CO2 mix will reduce spatter. Excellent on thin gauge mild steel. Specifications: Required Shielding Gas: None Recommended Polarity: DCEN Straight Diameter (Inches): .035 inch Weight lbs. (Kg): 10 (4.54) Tensile Strength (PSI): 79,000 inch.