SET OF STRINGS FOR ELECTRIC GUITAR Pack with 3 sets of electric guitar strings DAddario NYXL1052 (010 - 013 - 017 - 030 - 042 - 052). D Addario NYXL guitar strings stretch more, sound louder, and tune better than any string you've ever played before. Conceived, refined, and manufactured by D Addario in New York, this newly designed, tear-resistant high carbon and smooth steel core provides a new level of freedom, confidence, and power.