Armstrong Impact Socket, SAE Standard Length, 2-3/4 in Socket, 1 in Drive, Squared Drive, 3.687 in Overall Length, 6 Points, 2-3/8 in Drive End Width, 4 in Socket End Width, 1.89 in Bolt Clearance Depth, 1-1/2 in Opening Depth, High Alloy Steel, Black Oxide
