Socket Set 1/2in Drive 24PceSocket Set 1/2in Drive 24 Piece~ Heavy duty chrome vanadium construction for superior strength and durability ~ Reversible, 72-teeth ratchet mechanism for fine adjustment in confined spaces ~ Ball bearing locking system with push-button release mechanism for quick inter-change of sockets ~ Dual component, non-slip grip for added comfort and control ~ Hex and Bi-Hex design to accommodate a range of fasteners and bolts ~ Rust-resistant satin chrome finish ~ C.K Sure-Drive system applies torque to the flat of the nut rather than the corners to avoid rounding-off