Features: 1.6 Strings in Kit: Our guitar string kits come with 6 s of guitar strings that are 009 011 016 024 032 042, s to meet your daily replacement needs. 2.Accurate: These guitar strings are accurate, manufactured to standards and s to ensure consistent, stable performance. 3.Smooth Wound: These guitar strings are made with smooth wound strings wrapped around a hexagonal steel wire core to give you a comfortable use. 4.Light Weight: The overall weight of our guitar string kits is light and very easy to carry and install, allowing for easy storage. 5.High Carbon Steel and Nickel Coated Steel: 009 011 016 guitar strings are made of zinc coated high carbon steel and 024 032 042 are made of nickel coated steel with excellent craftsmanship. specification:Item Type: Guitar Strings Material: 009,011,016 are zinc coated high carbon steel 024,032,042 are nickel coated steel : 009,011,016,024,032,042 Suitable: For electric guitars with tremolo system, most of these electric guitars are 09-42 strings by factory default. PackageList:6 String x Guitar String