D'Addario NYXL 7-String Electric Guitar Strings (.010-.059) NYXL's will bend farther, sing louder, and stay in tune better than any string you’ve played before. As our premium uncoated electric string, NYXLs offer higher break strength, enhanced tuning stability, and accentuated mid-range frequency response, providing more presence and crunch to cut through the mix. Made with a NY Steel core, premium nickel-plated steel wrap wire, and Fusion Twist technology, NYXL electric guitar strings are tough enough and versatile enough to handle anything. Made for 7-string guitars, this 10-59 Regular Light gauge set takes our most popular gauge and adds an additional bass string.D’Addario NYXL guitar strings will bend farther, sing louder, and stay in tune better than any string you’ve played before. Envisioned, perfected, and manufactured by D’Addario in New York, this newly engineered, break-resistant, high-carbon steel core and plain steel alloy delivers a whole new level of freedom, confidence, and power. NYXL’s provide more strength and up to 131% greater tuning stability by utilizing a completely reinvented wire drawing process coupled with a revolutionary “fusion twist” process for the plain steels. The reformulated nickel plated string windings have greater magnetic properties resulting in higher output and enhanced mid-range frequency response for more presence and crunch.