The siegen 9 piece long ball end hexagon allen key set imperial is a professional grade hex key set designed for tradespeople requiring reliable imperial fastener solutions. Manufactured from heat treated and hardened chrome vanadium steel with a durable satin finish, this comprehensive set provides exceptional strength and longevity for demanding workshop and site applications. The set includes nine imperial sizes ranging from 1 16 through to 3 8, with key lengths spanning 62.5mm to 177mm. This extended length range provides improved leverage and reach, making it ideal for accessing recessed fixings in automotive work, machinery maintenance, and equipment assembly. Each hex key features a ball end design that allows you to drive fixings at angles up to 30°, offering greater flexibility when working in confined spaces or awkward positions where a straight approach isn't possible. The set is supplied in an easy access storage case with a hanging tag, ensuring organised storage and quick size selection on the job. Features and benefits bull heat treated chrome vanadium steel construction for superior durability bull ball end design allows angled access up to 30° for awkward applications bull extended lengths 62.5 177mm provide improved leverage and reach bull easy access case with hanging tag for organised storage and quick selection bull lifetime guarantee for long term reliability specifications brand siegen contents 1 16, 5 64, 3 32, 1 8, 5 32, 3 16, 1 4, 5 16, 3 8 length 62.5 177mm nett weight 0.370kg