ER4043 aluminum wire 1)0,8mm-5.0mm 2)7kg,5kg per spool 3)primarily used for argon-arc welding of aluminum alloy ... Specifications:ER4043 alumium wire Application:Outstanding corrosion resistance,high strength,exceptional ... : MAG/MIG wire:7kg/spool, every spool in one carton,then put on the wooden palletsTIG wire:5kg per tube ER4043 aluminum wire