Professional 8pc Ball-End Hex Socket Set - Insert at up to 25-Degree Angle - Taiwan Super-handy hex socket set for hex fasteners where straight-on access isn't possible Unique ball-end allows head insertion into bolts at angle up to 25-degrees; 1/4" drive Maintains excellent grip for power application without stripping or cam-out Ultra-durable treated and hardened chrome-vanadium steel alloy; includes metal clip storage rack 8 most commonly-used SAE hex sockets: 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16" and 3/8"