Fender 250L 4 Pack Nickel Plated Steel Electric Guitar Strings - Light 250L Nickel Plated Steel 9-42 4pk Fender Super 250's Nickel-Plated Steel (NPS) 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 Four-pack 9-11-16-24-32-42 Fender Super 250's Nickel-Plated Steel (NPS) 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 Four-pack9-11-16-24-32-42