Fender has been a preferred choice of instrument brand by musicians everywhere for decades and when it comes to maintaining and upholding the quality of their branded guitars, Fender strings are the top of the line. The Fender 250 series has produced a line of guitar strings combine the strength of nickel-plated steel with the great tone rock guitarists need to deliver music that pierces through each and every time. With attention to detail remaining a high priority, these strings are must haves to keep your guitar sounding its best. Gauges: 10-13-17-26-36-46.