5 kg roll SG2 welding wire 0.6 mm Mig / Mag 0.6 mm diameter SG2 steel welding wire for welding unalloyed and low-alloy steels. Technical data: standard no. G3Si 1 DIN EN ISO 14341. Material: SG2 steel. Quantity: 5 kg. Diameter: 0.6 mm. Mandrel: 50mm SPULens diameter: 200 mm