D’Addario NYXL1164 strings are designed for 7-string players who want a fuller, more powerful tone without sacrificing playability. Featuring slightly heavier gauges than standard sets, this configuration delivers a tight, punchy low end with smooth, responsive highs—perfect for modern styles, drop tunings, and players who prefer a more substantial feel under the fingers. Built with D’Addario’s exclusive NYXL high-carbon steel core and advanced fusion twist technology, these strings offer outstanding strength, tuning stability, and break resistance. The reformulated nickel-plated windings enhance magnetic response, providing increased output and a focused midrange that cuts through dense mixes with clarity and authority. Whether you're tracking in the studio or pushing high-gain amps live, NYXL1164 delivers consistency, power, and confidence. Features Heavier gauge 7-string set for full, beefy tone and tight low end NYXL high-carbon steel core for superior strength and durability Fusion twist technology for enhanced tuning stability Increased midrange presence and output for cutting through the mix Made in New York with corrosion-resistant, eco-friendly packaging Specs Model NYXL1164 String Type 7-String Electric Guitar Strings Material Nickel Plated Steel Core High Carbon Steel (NYXL) Gauges .011 .014 .018 .028 .038 .049 .064 Scale Length Optimised for 25.5" Tension Medium Heavy 7-String Manufacturing Location New York USA Packaging Corrosion Resistant Eco-Friendly