Hardened and tempered Chrome Vanadium steel bar with high chrome finish. Extra-long, slim style handle with spring loaded socket retention. Fully replaceable knuckle joint*. Features & Benefits:Hardened and tempered Chrome Vanadium steel bar with high chrome finish.Long, slim style handle and spring loaded socket retention.Fully replaceable knuckle joint*.Lifetime guarantee*.Model No. AK7312 *Note: Knuckle joints are not covered by the lifetime guarantee and are treated as consumable items. Specifications: Model No AK7312 Brand: Premier Consumable Parts: AK7312RKP - 3/4"Sq Drive Knuckle Drive: 3/4"Sq Length: 1000mm Nett Weight: 3.78kg Note: *Knuckle joints are not covered by the lifetime guarantee and are treated as consumable items.