I bought a brushed nickel ceiling fixture to hang over my dining table, but it did not come with a long enough chain or wire. I found the chain & two strand lamp wire in brushed nickel at Lowes, but they only had copper coloured ground wire, which will look odd where it weaves through the chain to attach to the plate on the ceiling. Can I use one of the following? picture hanging wire (twisted) galvanized steel wire (appears to be single filament) smaller (finer) gauge speaker wire, split to ...