product useage:ships , engine, chemistry, food, sports equipment, mould furnitures,vessel, container etc 1) Aluminum alloy welding wires-rod ,spool,coil without support.2) This filler metal also includes aluminum alloy welding wires-rodproduct useage:ships , engine, chemistry, food, sports equipment, mould furnitures,vessel, container etc3) Dimensions:Weight: 0.50kg/spool or 1lb/spool 1.0kg/spool ...