18 AWG Gauge Tinned Copper Wire Buss Wire 250′ Length 0.0403″ Silver Tinned Copper Wire, Buss Wire, 18 AWG, Silver, 250' Length. TINNED COPPER WIRE. Tinned copper wire is an uninsulated wire used for connecting electronic components on a circuit board, lead wire, and jewelry making. byJuly 3, 2026
