Sealey AK6571 Spark Plug Socket with Universal Joint 3/8"Sq Drive 12-Point 16mm

INTERNAL MAGNET - To securely hold the spark plug in place during installation or removal.
THIN WALL DESIGN - Intended for use when there is limited clearance for the spark plug.
CHROME VANADIUM - Hardened and heat treated for strength and durability.
UNIVERSAL JOINT - With a rotating 360 head which is ideal when space is limited, allowing easier access than a standard socket.
12-POINT 3/8"SQ DRIVE 16MM - Standard depth socket.
KNURLED - For easy grip with oily hands.