D'Addario EJ12 80/20 Bronze Acoustic Guitar Strings, Medium, 13-56

D'Addario's heaviest 80/20 bronze set, ideal for heavy strumming and flatpicking. Extra-bright tone mixed with deep and projecting bottom end. String Gauges; Plain steel .012, .017, Nickel Wound .026, .035, .045, .056. Corrosion resistant packaging for fresh strings, always!. Made in the U.S.A. for the highest quality and performance.