Urrea adapter, 5253, 3/8 f x 1/2 m” drive, 1″ long these accessories allow you to work with 1/4″ or 1/2″ drive sockets using a 3/8″ drive handle. The maximum recommended torque for a 3/8″ female drive adapter and a 1/2″ male drive is 2000 in-lb.