1.CO2 mig mag welding wire 2.solid er70s 6 welding wire 3.All size from 0.8mm to 1.6mm 4.5kg 15kg ... 20 kg per spool 5.ER70S-6 solid er70s 6 welding ... steel construction,such as ship building, bridge building, machinery manufacturing and general welding purposesPacking:spool weight: 1kg ,5kg,15kg,18kg,20kg per ...