Special designed for cleaning and re-cutting injector seats on common rail diesel engines. 15X19mm flat reamer for universal injector 17X17mm flat reamer for Delphi/Bosch injector(BMW, Ranult, Ford) 17X19mm flat reamer for Bosch injector(BENZ) 17X21mm angle reamer for FIAT, Iveco Coming with carrying case, you can easily organize every piece of this set in an orderly manner, ready for your next job. The kit can also be protected during storage to avoid damage or loss. Special designed for cleaning and re-cutting injector seats on common rail diesel engines. Contents: 15X19mm flat reamer for universal injector 17X17mm flat reamer for Delphi/Bosch injector(BMW, Ranult, Ford) 17X19mm flat reamer for Bosch injector(BENZ) 17X21mm angle reamer for FIAT, Iveco Coming with carrying case, you can easily organize every piece of this set in an orderly manner, ready for your next job. The kit can also be protected during storage to avoid damage or loss.