the package is our alumium welding wire . 6-7kg/spool . the size : ... wire for about 15 years . Now we can produce the Grade : ER5356, ER4043, ER5183, ER4047, ER1100 ,ER5556, ER5754 ...... The Mig wire : 0.8, 0 ... .9, 1.0, 1.2, 1.6mm the Tig Rod : 2.0, 2.4, 3.2, 4.0, 5.0, 6.0 ... mm we will offer the ISO2001, Quality of Certificate . 5356 aluminium alloy welidng wire ...