INEFIL ER70S-6 .035-Inch on 33-Pound Spool Precision Layer Wound Carbon Steel Mig Solid Welding Wire Low spatter - high feedability- porosity free - good bead appearance - easy to weld Shielding gas is required: 80%ar+20%co2 or 100% Co2 - all positions - single and multi pass welding Mig solid welding wire for carbon and carbon-manganese steels Made in Italy from the finest quality materials using state of the art technology under highly respected labor conditions Approvals: abs, TUV, db, dnv, lrs, rina, gl