3 Piece PREMIUM Wobble / Rigid Extension Bar Set3/2" Sq DriveDeep KnurlingHeat 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 allows extra grip when spinning off fixings. Spring-ball socket retainersFeatures: 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 allows extra grip when spinning off fixings. Spring-ball socket retainers. Lifetime guarantee*. Specification: Drive -1/2"Sq Length -75, 125, 250mm Material -Chrome Vanadium Net Weight -0.79kg Further Information We sell a wide variety of tools and workshop equipment for both the DIY and Professional markets. Alias: ys01825