Lead-free solder wire/ tin wire 1.Diameter: 0.3mm-3.0mm 2.Sn/Ag/Cu : 99/0.3/0.7 3.Weight:50~1000g 4.Min. Order: 100kg colorless residues , maximum activity and hight reliability without cleaning in most situations, with nice and full solder sopts.Special Features:In response to a global call for environmentalism, Baotai has applied the most advanced technology to produce unwashable solder wire ...