Solder,0.8Mm Solder Wire Lead Free Sn99.3 Cu0.7 with Rosin Core for Electronic E
Materials: Sn99.3%,Cu0.7%,Flux Rosin: 1.8-2%. This solder wire is synthesized from Tin-Cu rosin. With rosin flux, good fluidity, avoid cleaning after welding. Lead Free Solder Wire with Rosin Core X 1.