• D'Addario's heaviest gauge mandolin set, ideal for hard driving, percussive playing styles • Loopend construction for universal fit • Phosphor Bronze for long lasting, warm and bright tone | • Made in the U.S.A. for the highest quality and performance • String Gauges: Plain Steel .0115/.0115, 016/.016, Phosphor Bronze Wound .026/.026, .041/.041 |