US PRO Spanner, Wrench Gear, Ratchet, Ring Socket Adapters 1/4", 3/8", 1/2" 3965
US PRO 3PC GEAR WRENCH DRIVE ADAPTERS 1/4", 3/8", 1/2" 3965. These handy adapters are designed to fit a gear wrench to enable the use of sockets or bit sockets. 10mm x 1/4" Drive. 13mm x 3/8" Drive. 19mm x 1/2" Drive.