Ships from Hong Kong. This electric strings feature a nickel plated steel wire wrapped around tin plated hex shaped steel core wire. Plain strings are made of specially tempered tin plated high carbon steel. Gauges .010, .013, .017,w .026, .036, .046 Comes with 6 strings, E-1st to E-6th Nickel wound For electric guitar Corrision protection String Gauges: .010, .013, .017, w.026, .036, .046