#one copper is the 2nd most profitable form of scrap copper to trade-in. To be labeled as #one, the copper needs to be comprised of bus bars, clippings, commutator segments and scrap wire of no less than one/sixteenth of an inch in diameter. It also needs to be clear in https://shanemurww.suomiblog.com/detailed-notes-on-copper-wire-scrap-rate-47778874