Ernie Ball Nickel Wound Electric Guitar Strings are made from nickel plated steel wire wrapped around tin plated hex shaped steel core wire. The plain strings are made of specially tempered tin plated high carbon steel producing a well balanced tone for your guitar. Gauges .0105, .0135, .0175, .028, .038, .048
No warranty information is available for this product. We recommend that you contact the manufacturer to find out what, if any, warranty may apply.