Sealey SMC57 Spark Plug T-Bar Wrench 16/21mm

MOST COMMON SIZES - 3/8"Sq Drive 16 and 21mm Chrome Vanadium mirror finish spark plug sockets, suitable for 10 and 14mm spark plugs.
MAX TORQUE - Rubber sleeved T-Handle Bar is designed to allow maximum leverage to be applied.
ATTAIN ACCESS - Ideal for use in confined areas with the 360 Universal Joint.
HOLD AND PROTECT - Internal rubber sleeves in the sockets hold and prevent damage to the spark plugs.