Draper Tools H.T. Tester Set (4 Piece) DRA80727

Draper Tools H.T. Tester Set (4 Piece)
High tension testers suitable for quick checking of petrol H.T systems. Each tester contains a flash tube indicating whether H.T voltage is present. Capable of individual or multiple cylinder fault finding. Compatible with all petrol cylinder types. Not suitable for deep recessed spark plugs.