General description Sealey AK7192 Premier Jumbo Ball-End Hex Key Set includes 13 pieces manufactured from heat-treated and hardened Chrome Vanadium steel. The keys are designed for heavy-duty applications, making them ideal for large plant machinery. They feature a colour-coded anti-slip coating for enhanced comfort, control, and quick identification. The set is supplied in an easy-access case for safe storage and quick key selection. Technical specifications Material: Heat treated and hardened Chrome Vanadium steel Key length range: 76 to 258mm Key size range: 2 to 19mm Contents: 2, 2.5, 3, 4, 5, 6, 7, 8, 10, 12, 14, 17, 19mm Other information Lifetime guarantee* Model No. AK7192 Supplied in a storage case for easy access and quick key selection