use. Core and wrap wires must meet strict requirements in order to make the grade. Martin Strings are wound to precise specifications.
Features: M-200 Folk Guitar, Silk & Steel, 12-String .0115 .0115 .014 .014 .023 .010 .028 .014 .038 .018 .047 .028
Martin Guitars A-Guitar 115-47 12-String M200 Silk & Steel