The sealey 9 piece long ball ended hexagon allen key set is a professional grade metric hex key set designed for precision fastening work across mechanical, engineering and maintenance applications. Manufactured from heat treated and hardened chrome vanadium steel with a durable satin chrome finish, this set delivers the strength and longevity demanded by working tradespeople. The ball end design on each key allows you to drive fixings at angles up to 30° from the fixing's axis, making it ideal for accessing recessed or awkwardly positioned bolts where conventional straight entry keys cannot reach. The extended key lengths, ranging from 79mm to 180mm, provide enhanced leverage and improved access in deep or confined spaces such as machinery housings, vehicle engines and equipment assemblies. This comprehensive set covers the most commonly required metric sizes from 1.5mm through to 10mm, ensuring you have the right tool for a wide range of fastening tasks. The keys are supplied in a practical easy access case with hanging tag for organised workshop storage and quick size selection on site. Backed by a lifetime guarantee, this set represents a dependable long term investment for professional toolkits. Features and benefits bull ball end design enables access to fixings at up to 30° angle bull extended length keys provide superior reach and leverage bull heat treated chrome vanadium steel for exceptional durability bull easy access storage case with hanging tag for quick organisation bull lifetime guarantee for complete peace of mind specifications brand premier contents 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10mm length 79 180mm nett weight 0.35kg