Forged Chrome Vanadium steel shafts, heat treated and chrome plated with mirror finish. Cut-away tips allow sockets to be driven with shaft offset of 10°. Deep knurling on shafts allow extra grip when spinning off fixings. Spring-ball socket retainers. Supplied in storage tray. Features & Benefits: • Forged Chrome Vanadium steel shafts, heat treated and chrome plated with mirror finish. • Cut-away tips allow sockets to be driven with shaft offset of 10°. • Deep knurling on shafts allow extra grip when spinning off fixings. • Spring-ball socket retainers. • Sizes: 38, 75, 150, 250, 450mm. • Supplied in storage tray. • Lifetime guarantee*. • Model No. AK767 Specifications: Model No AK767 Brand: Premier Drive: 3/8"Sq Length: 38, 75, 150, 250, 450mm Material: Chrome Vanadium Nett Weight: 0.88kg