This electric guitar strings set is an optimal combination of bright and rich tone, stable performance and strong durability. Perfect choice for electric guitar players or enthusiasts. Features: Hexangular steel core ensures force equality and stability; precise nickel wire wound. Bright and rich tone, with vibration balance to ensure continuity and steadiness. Reliable quality, strong durability, high gloss. Smooth feeling, comfortable to use. 6 pcs strings in 1 sealed package, different colors of end balls corresponding with different serial numbers. Perfect string replacement for electric guitar. Both for primary guitar players and professional performance. Note: Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding. Specifications: Model: K-09X/ K-10X (Optional) Material: Hexangular Steel Core + Nickel String Diameter (Note/inch/mm): K-09X: 1E/.009/0.23; 2B/.011/0.28; 3G/.016/0.41; 4D/.024/0.61; 5A/.032/0.81; 6E/.042/1.07 K-10X: 1E/.010/0.25; 2B/.013/0.33; 3G/.016/0.41; 4D/.026/0.66; 5A/.036/0.91; 6E/.046/1.17 Package Size: 5.25 * 0.5 * 4.75cm / 2.07 * 0.20 * 1.87in Package Weight: 37g / 1.31oz Package List: 1 Set of Electric Guitar Strings