● SUITABLE FOR - 17 x 17mm reamer for Delphi/Bosch Injectors for BMW, PSA, Peugeot, Citroen, Renault. Ford. 17 x 19mm reamer for Bosch injectors (for Mercedes CDI). 17 x 21mm offset reamer fits for Fiat /Iveco, VAG, Ford & Mercedes. ● INCLUDE - 15 x 19mm reamer for Universal Injector, 17 x 17mm reamer, 17 x 19mm reamer, 17 x 21mm offset reamer, 19mm hexagon pilot, 2.5mm Hex Key. ● FUNCTION - For re-cutting the injector seat when removing the injectors.