Metric Deep Socket on Metal Rail, 1/4" Sq. Dr. (10 Piece) Converts conventional petrol compression testers

Converts conventional petrol compression testers to be compatible with M10 and M12 threaded spark plugs

Exposed head for use in hard to reach areas

The 8 x 12mm thick airline stops in any position and is attached to a 180º ceiling/wall mounting bracket and the slow return mechanism delivers excellent user safety

SVCM blades which are hardened and satin chrome plated with sand blasted tips

Metric Deep Socket on Metal Rail, 1/4" Sq. Dr. (10 Piece) Converts conventional petrol compression testers6 pint deep socket manufactured from chrome vanadium steel, hardened and tempered with a satin finish. Each socket has a knurled ring for extra grip. Supplied on a metal socket rail for secure storage.