Kester® is the right solder for guitar wiring.
Lead-free rosin core solder
Approximately 15 feet of RoHS-compliant rosin core solder in a handy, easy to use compact dispenser tube.
RoHS-compliant in European Union countries
96.5% tin, 3% silver, 0.5% copper
Diameter: 0.031" (0.75mm)
Net wt. 0.43 oz. (12.2g)
The 422-428°F (217-220°C) melting point of Kester lead-free solder makes it unsuitable for economy soldering irons. We recommend the Soldering Station for solid, clean, and shiny solder joints.