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A. The set contains ten metric hex keys: 3 mm (124 mm long), 4 mm (138 mm), 5 mm (158 mm), 5.5 mm (168 mm), 6 mm (178 mm), 8 mm (197 mm), 10 mm (221 mm), 12 mm (248 mm), 14 mm (278 mm) and 17 mm (318 mm).
A. Each hex key is manufactured from chrome vanadium steel that is hardened and tempered, providing durability and resistance to deformation under load.
A. Yes. The hex keys feature chamfered ends, which ease insertion into fastener sockets and assist alignment in recessed or blind locations.
A. The complete set of ten hex keys is supplied in a steel storage case, keeping all keys organised and protected.
A. The extended shaft lengths allow access to deep-set or recessed fasteners that standard-length hex keys cannot reach, making this set suitable for automotive, engineering and general workshop use.
A. Yes — WhatsApp us on 07754 288583 with any questions about specifications, suitability, or compatibility, and we'll help you choose the right product.
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