Teflon insulation and stranded silver plated copper wire for a superior signal path, small .059" outside diameter keep your project looking neat and clean on the inside.Very easy to solder, and the Teflon insulation is very soldering iron friendly!
Buss wire, tin plated copper from $ 0.25
Heat shrink tubing, black from $ 0.25
PVC 20ga. Mil-spec 600V wire, 7 ... $ 0.20