Doubleended design with jaw range from 8 mm to 22 mm, allowing use with a wide range of nuts and bolts and quick size changes between ends. Compact and lightweight for easy portability, helping you stay organized and reducing the need to carry multiple tools for similar tasks. Durable construction in chrome vanadium steel with a hardness rating of HRC60, delivering long lasting performance under demanding use. Anti corrosion finish achieved through chrome plating and polishing, providing reliable anti rust protection in diverse work environments. Key specifications and features Material: chrome vanadium steel Finish: chrome plated and polished End design: doubleended Size range: 8 mm to 22 mm Hardness: HRC60 Practical use scenarios Bicycle maintenance and : suitable for pedals, seat clamps, wheel nuts, and other common metric fasteners in the 8 mm to 22 mm range. Automotive maintenance: handles engine bay bolts, exhaust clamps, and suspension fasteners within the same size spectrum. Home improvement and furniture assembly: ideal for assembling desks, drawers, and other projects that use metric nuts and bolts in the 8 mm to 22 mm range. This wrench set provides versatile coverage, durable performance, and a finish that resists corrosion, making it a reliable choice for a variety of tasks.