The Proto PRO5020MH Torqueplus™ Metric Deep Socket features a 3/8-inch drive and 20mm opening with a 6-point design, engineered to deliver superior torque transfer while reducing the risk of rounding fastener heads. The deep-well profile provides the clearance needed to reach recessed or stud-mounted fasteners with ease.
Finished in chrome for corrosion resistance and a professional appearance, this socket is built for demanding industrial, MRO, and automotive applications where reliability and precision fit matter most.