General description This Stanley Expert 7-Piece Hex Key Set features a convenient folding nipple-style design, allowing for easy storage and portability. Made from high tensile silicon steel with a phosphated finish, this set includes hex keys in sizes 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, and 10mm, making it suitable for a variety of fastening tasks, including assembling and repairing furniture, bicycles, and other equipment that requires 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. Other