Regular heavy 6 string set for electric guitar from Super Bullets series that is an excellent choice for rock and other styles of music where guitar needs to cut through. Strings are made from nickel-plated steel (NPS) and combine high output and dynamic sound of steel with the smooth feel of nickel. Patented bullet-ends create a sonic coupling between the string and the bridge block that improves tuning stability and increase sustain. Gauges: .010, .013, .017, .032, .042, .052.