1/4 Drive 12 Pt. Mechanics Tool Set Standard Deep Sae/Metric. Includes a thumbwheel ratchet for access to tight spaces. Sockets feature off-corner loading design to reduce fastener rounding. Product Description GEARWRENCH’s 51 Pc. Socket set with an additional thumbwheel ratchet and a Universal Joint. Full range of sockets from standards to deeps. Packaged in blow mold case. 7.5 x 2.4 x 13.0 inches.