Tinned copper wire is a type of copper wire coated in a thin layer of tin. It is resistant to corrosion, lasts longer than normal wire, and is easier to solder.
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What is tinned copper wire?
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What is tinned copper wire?
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Rebuild Skills UL1061 18 AWG Gauge Stranded, Single Conductor Hook-Up Wire, 300V (100 Ft, Black)