Heat treated and hardened Chrome Vanadium steel shafts. Fully polished black chrome finish with machined and lacquered heads. Cut-away tips allow sockets to be driven with shaft offset of up to 10°. Deep knurling on shafts allow extra grip when spinning off fixings. Spring-ball socket retainers. Features & Benefits: • Heat treated and hardened Chrome Vanadium steel shafts. • Fully polished black chrome finish with machined and lacquered heads. • Cut-away tips allow sockets to be driven with shaft offset of up to 10°. • Deep knurling on shafts allow extra grip when spinning off fixings. • Spring-ball socket retainers. • Lifetime guarantee*. • Model No. AK7691 Specifications: Model No AK7691 Brand: Premier Black Drive: 3/8"Sq Length: 75, 150, 250mm Material: Chrome Vanadium Nett Weight: 0.46kg