... pure anti-oxidant soldering tin bar, Sn-Cu series Lead-free solder, Sn-Ag-Cu series Lead-free solder, Sn-Sb series Lead-free solder, Sn-Cu-Ni series Lead-free solder, 250g one puts the soldering ... , Produce BGA tin ball and use the soldering tin wires. Solder Wire and solder bar