Gauges 10-13-17-26-36-46. Ernie Ball 2251 Regular Slinky Electric Guitar Strings are made from pure nickel wire wrapped around a tin-plated, hex-shaped steel core wire. Produces a warm, rich tone. All Ernie Ball strings are precision manufactured to the highest standards and the most exacting specs to assure consistency, optimum performance, and long life. Ernie Ball is a pioneer of rock and roll guitar strings. Jimmy Page, Eric Clapton, Steve Vai, and Slash are among the long list of Slinky players. Gauges: 10-13-17-26-36-46.