- Comprehensive Allen Key Set: This T-handle hex key set includes 9 metric sizes: 2 mm, 3 mm, 4 mm, 5 mm, 6 mm, 8 mm, 10 mm, and T25, making it an essential toolkit for all your bicycle repair tasks. - Durable Material Construction: Made from high-quality chrome vanadium steel with a satin chrome finish, these keys are built to last and resist wear, ensuring long-term reliability. - Enhanced Grip: Each key is treated for improved friction and grip on fasteners, reducing the risk of rounding during use. This feature allows for more efficient torque application, making your repairs easier and more effective. - Practical Applications: Ideal for assembling or disassembling bike components, adjusting brakes, or tuning gears, this set meets a variety of maintenance needs. Whether you're a professional mechanic or a DIY enthusiast, it provides the versatility you need. - Compatibility: This set is suitable for various bike models and components, ensuring you have the right tool at your fingertips for any repair job. Choose this T-handle hex key set for a reliable and efficient solution to your bicycle repair needs.