Wright Socket, Deep Length Shape I, Impact Rated, Imperial, Square Drive, 3/4 in Drive, 3/4 in Socket, 3-7/64 in OAL, 9/16 in Opening Depth, 1-5/8 in Drive End Width, 1-1/4 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.