Ernie Ball 2230 12-string Slinky Nickel Wound Set (08 -40)
Wound strings are made from nickel plated steel wire wrapped around tin plated hex shaped steel core wire. By far the most popular, produces well balanced all around good sound. Plain strings are made of specially tempered tin plated high carbon steel. Gauges .008*.008, .010*.010,.014*.008, .024w*.011, .032*.017, .040*.022w