The Ernie Ball Beefy Slinky Nickel Wound Electric Guitar Strings is 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.

Features

• Made from nickel plated steel wire wrapped around tin plated hex shaped steel core wire
• Made of specially tempered tin plated high carbon steel
• Produce a well balanced tone for your guitar