General description This metric long arm hex key set is designed for precise fitting and is ideal for reaching deeply inset bolts. Made from hardened and tempered chrome vanadium steel, it offers durability and strength. The set features a polished chrome finish with bright color coding to prevent corrosion and facilitate easy identification of sizes. All tips have chamfered edges to eliminate burrs, ensuring smooth operation. The set is supplied in a fold-out, easy-release storage holder for organization and quick access. Technical specifications Number of pieces: 9 Material: Chrome vanadium steel Finish: Polished chrome with color coating Weight: Approximately 0.370 kg Sizes included: 1.5mm, 2.0mm, 2.5mm, 3.0mm, 4.0mm, 5.0mm, 6.0mm, 8.0mm, 10.0mm Compatibility and accessories Compatible with standard hexagon bolts and screws Includes a fold-out storage holder for organization Installation No installation required; simply select the appropriate size and use with compatible tools