The result is a set of strings that deliver a long-lasting, distinctive, bright tone with excellent intonation, making them the ideal choice for a diverse range of guitars and musical genres. Experience the familiar feel and tone of round wound strings. This unique string construction merges the strength of the steel core with the tonal properties of the wrap wire alloy, offering a round, wound, and responsive touch. D'Addario's state-of-the-art string winding technology ensures productivity, accuracy, and consistency, producing between 500, 000 to 700, 000 strings per day.
The digitally-controlled string winding machines are designed and built by D'Addario's in-house engineering team, ensuring each string is wound to perfection. The precision-drawn hexagonal core, a pioneering innovation by D'Addario, allows the wrap wire to grip the core for superior dimensional stability, enhanced durability, and precise intonation. This hex core construction provides six sides of stability, ensuring your strings stay in tune longer. D'Addario's in-house wire drawing machines produce musical instrument wire to exact specifications. This control over materials, equipment, and quality allows us to deliver high-performance products that meet exact standards and produce extraordinary sounds.
With the EXL140 XL Nickel Wound Electric Guitar Strings Set, you're not just playing music, you're creating an experience.


