Dean Markley 2555 Blue Steel Heavy Electric Guitar Strings Great tone and extended life! Gauges 12-15-26-34-44-54 It's simply amazing what a little -320 liquid nitrogen can do to a guitar string Put a set of Dean Markley Blue Steel heavy strings on your electric guitar and hear what all the excitement is about Twice the tone and twice the life Gauges 12-15-26-34-44-54