Even and bright soldering spot, favorable diffusion performance, no corrosion, no pungent smell, and no harm for integrate circuit or sensitive electronic elements;Sn-Pb solder wire, Sn60Pb40, Sn63Pb37, Sn50Pb50 etcLead free solder wire, SnAgCu, SnCu, SnAg, SnSb.Flux cored solder wire, no clean solder wire, water soluble solder wire.