Super 250"s Nickel-Plated Steel (NPS) electric guitar strings combine the high output and dynamic sound of steel with the smooth feel of nickel; perfect for rock and other styles of music where the guitar needs to cut through. Gauges: 09-11-16-24-32-42. Fender has been an instrument of choice for many of the greatest musicians since 1946. Fender"s popularity through the generations is a result of their design innovations and commitment to quality. These 250L Super steel strings reflect this legacy and are worthy of the Fender name. Attention to detail and the finest materials ensure that you will get the best feeling and greatest sounding guitar strings, set after set.