Worthington 331871 is a lead-free rosin-core solder wire (97/3) with a 0.100 in (2.5 mm) diameter on a 1 lb spool, designed for reliable electrical and electronics soldering. The rosin-core design improves solder flow and flux distribution for clean, well-formed joints in PCB assembly, circuit board repairs, wiring work, and electronics manufacturing environments. This manual-solder-application, lead-free alloy supports electronics manufacturing and maintenance, including PCB assembly and electrical repair tasks.
