GP® Socket, Standard Length, Series, Yes Impact Rated, Measurement System, Hex Drive, Drive Size, in 3/8, Socket Size, in 3/16, 1.97 Overall Length, Opening Depth in, in 0.63, 3/4 Drive End Width, Socket End Width in, Number of Points, Bolt Clearance Depth, in 1.22, Chrome Molybdenum Steel, Finish