General description This 12-piece set of ratcheting combination spanners is designed for professional and DIY use. Made from hardened and tempered chrome vanadium steel, these spanners offer durability and corrosion resistance. The set features a reversible ratchet mechanism with a 100-tooth gear, allowing for smooth operation with only 3.6° of movement. The open ends are set at 15°, providing access in tight spaces, while the ring ends are 12-point for a secure grip on fasteners. These spanners grip the flats of nuts and bolts, distributing torque evenly and reducing the risk of damage. Technical specifications Material: Chrome vanadium steel, hardened and tempered Finish: Mirror chrome plating for corrosion protection Ratchet teeth: 100 teeth for 3.6° movement Open end angle: 15° Ring end: 12-point Set includes: 12 spanners of various sizes Compatibility and accessories Compatible with standard metric fasteners Includes a storage and carry rack for easy organization and transport