Wright Socket, Shape I Standard Length, Impact Rated, Imperial, Square Drive, 3/4 in Drive, 11/16 in Socket, 2-3/32 in OAL, 5/16 in Opening Depth, 1-5/8 in Drive End Width, 1-5/32 in Socket End Width, Pin Locking, 6 Points, Alloy Steel, Black Oxide. Wright’s Wide Range of Ratchets Meet Your Every Need: Double-Pawl Ratchets in 3/8 in and 1/2 in Drives Provide Ruggedness, Extra Strength, Durability and Fine Tooth Action. We Also Have The Handles and Attachments You’re Looking For- From Extensions and Spinners to Universals, Flex Handles and The Exclusive Twin Flex.