Lead Free Solder Wire Sn99 Ag0.3 Cu0.7 Rosin core solder wire for electrical soldering 0.6mm 50g. Lead-Free Solder Wire (Sn99 Ag0.3 Cu0.7). • Rosin Core Solder Wire for Electrical Soldering. When precision and safety matter, our Lead-Free Solder Wire stands unmatched.
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