Description This is a set of 7 hex keys (Allen wrenches) stored in a holder, made from silicon steel with a phosphated finish. The set includes sizes 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, and 10mm, suitable for various fastening tasks. The tools are designed to meet French standards and are ideal for assembling and repairing furniture, bicycles, and other equipment requiring hex screws. Technical Specifications Material: Silicon steel with phosphated finish Number of pieces: 7 Sizes: 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, 10mm Minimum size: 2.5mm Maximum size: 10mm Compatibility and Accessories Compatible with hex screws and bolts of corresponding sizes Includes a holder for organized storage Installation No installation required; simply select the appropriate size from the set for your task Usage Use the hex keys to tighten or loosen hex screws and bolts Apply appropriate force to avoid stripping the screw heads