GHS Strings GBL Guitar Boomers, Nickel-Plated Electric Guitar Strings, Light (.010-.046) Model: GBL Featuring the air-tight Fresh Pack & NitroPack singles, guaranteed fresh from the factory! Roundwound Nickel-Plated Steel on a Hex Core Offers a brilliant tone and powerful attack, THE POWER STRING. Light Gauge: 010-013-017-026-036-046