Ernie Ball Classic Rock N Roll Slinky Electric Guitar Strings Are Made From Pure Nickel Wire Wrapped Around Hex-Shaped, High-Carbon Steel Core Wire. The Plain Strings Are Made Of Specially Tempered Tin Plated High-Carbon Steel. Pure Nickel Electric Guitar Strings Were The Standard In Much Of The 50S And 60S And Produce A Warm, Rich Tone. Gauges .009, .011, .016, .026, .036, .046.
