Spark Plug Socket Set 4pc 3/8"Sq Drive

Forged, Chrome Vanadium steel, 3/8"Sq drive WallDrive® sockets, polished chrome finish.
Rubber plug retention and external hex.
Sockets: 14, 16, 21mm, 16mm Thin-wall.
Includes thin walled 16mm socket, for where clearance is tight.
Lifetime guarantee*.
Model No. AK6556