Fender's Super Bullets Nickel-Plated Steel Bullet End electric guitar strings combine the high output and dynamic sound of steel with the smooth feel of nickel. Super Bullet strings are perfect for rock and other styles of music where the guitar needs to cut through. The patented bullet-end creates a sonic coupling between the string and bridge block, for rock-solid tuning, stability, and increased sustain. These strings reflect the legacy of the Fender name, with attention to detail and the finest materials ensuring that you will get the best feeling and greatest sounding strings, set after set.