Tin Lead 63/37 Rosin Core Low Temp Solder Wire for Electronics Components and DI
Tin Lead Rosin Flux Core Solder Wire. Best Content Ratio:not that the higher the tin content, the better the solder wire,the best ratio is 63/37 for use. solder wire dia0.8mm/0.0315in. Tin to lead ratio:Tin 63% Lead 37% (Sn63-Pb37).