Product Description Tite-Fit Electric Guitar Strings utilize a Nickel-plated steel wrap wire wound on a round core wire to produce a fatter sound. This classic construction makes Tite-Fit a great all-around string that works for a range of styles and genres, including Rock, Blues, Metal and Jazz. The use of the finest core and wrap-wire materials ensure this classic design meets modern performance standards. From the Manufacturer TITE-FIT™ Electric Guitar Strings utilize a nickel-plated steel wrap wire wound on a round core wire to produce a fatter sound. This classic construction makes TITE-FIT™ a great all-around string that works for a range of styles and genres, including Roc