D'Addario J63i Irish Tenor Banjo Strings, Nickel, 12 - 36 Designed for the Irish Tenor Banjo Loopend construction for universal fit Nickelplated steel for bright tone, smooth feel and long life Made in the U.S.A. for the highest quality and performance String Gauges: Plain Steel .012, .016, Nickel Wound .024, .036