Proto® TorquePlus™ Socket, Deep Length, No Impact Rated, Measurement System: Imperial, Square Drive, 3/8 in Drive, 7/8 in Socket, 2-3/4 in Overall Length, 1-15/64 in Opening Depth, 1-15/64 in Drive End Width, 1-15/64 in Socket End Width, Ball Locking, 12 Points, 2-5/16 in Bolt Clearance Depth, Alloy Steel, Full Polished