Ernie Ball 2233 Slinky 12-String Electric Guitar Strings, Light

Produced to the highest specifications to maintain consistency, optimum performance, and long life. The wound strings are made from nickel plated steel wire wrapped around a hex shaped steel core wire. The plain strings are made of specially tempered tin plated high carbon steel to provide a well balanced tone. Gauges 009/009 012/012 020W/009 026W/012 036W/020 046W/026W.