GHS Strings GB-DGG David Gilmour Signature Series, Nickel-Plated Electric Guitar Strings (.010 1/2-.050) Model: GB-DGG Featuring NitroPack singles, guaranteed fresh from the factory! Custom Gauges featuring Nickel-Plated Electric Guitar Boomers, Used Since "The Wall" Offers a brilliant tone and powerful attack, THE POWER STRING. Signature Gauges (Red): 010 1/2-013-017-030-040-050