An essential kit for CR Diesel Injector repair. Includes special tools to loosen and remove the injector's internal fixings. Applications include: Bosch, Denso & Siemens injectors. Includes the Injector ball valve lapping tools and guide. 3 x injector ball valve lapping tools, 10mm Hex x 7.6mm, Denso CR injector valve seat removal tool, 8 sided socket for Bosch CR injectors, internal fixing removal tool for Siemens CR injector. Manufactured from chrome vanadium and steel.