The La Bella TI942 Tony Iommi Signature electric guitar strings are designed for serious musicians looking to achieve Iommi's signature heavy metal tone. The nickel-plated steel construction and ultra-light tension provide maximum resonance and sustain, allowing you to recreate the dark riffs that shaped the sound of rock. The custom gauges, ranging from .009 to .042, are optimized for C# standard tuning to give you the exact tone and feel of Iommi's strings. Made in the USA using high-quality materials and MAP technology, these strings maintain tone and prevent corrosion even after heavy use. For guitarists chasing a legendary metal tone, the La Bella TI942 strings provide the sound and performance that shaped rock history.