Armstrong 38-111 Standard Length Drive Socket, Metric, 11 mm 12 Point Socket, 3/8 in Square Drive

Armstrong Drive Socket, Standard Length, Measurement System Metric, 3/8 in Drive, Square Drive, 12 Point Socket, 11 mm Socket, 0.937 in Overall Length, 0.657 in Drive End Width, 0.657 in Socket End Width, 0.366 in Bolt Clearance Depth, 0.252 in Opening Depth, High Alloy Steel