A specially designed, 14mm thin walled Bi-Hex (12pt) spark plug socket for use on modern engines with limited plug clearance. For the installation and removal of spark plugs from most Citroën vehicles plus other manufacturer's fitted with Bosch spark plugs, including some BMW, MINI, Mercedes-Benz, Peugeot and Renault engines. Manufactured from chrome vanadium with a rubber insert to protect and hold the spark plug for safe, secure removal.