Diesel Injector Seat Cutter Set – 7‑Piece Injector Seat Reface Kit

This durable kit features five expertly crafted reamers—three flat and two angled—to accommodate various injector seat profiles. The included magnetic T-handle and pilot post ensure straight and safe operation. Use this toolset to remove carbon buildup and restore an even seating surface in the injector well, all without removing the cylinder head. Packaged neatly in a blow-molded plastic case for portable usage and organized storage



General/Technical Specifications

• Pieces: 7 (five cutters, T-handle, pilot post; includes Allen key on some models) 

• Materials: SKD11 steel or equivalent hardened high-grade cutter material

• Handle: Chrome-vanadium T-handle, circa 173 mm long, often magnetic to securely hold cutters

• Case Type: Blow-molded, organized compartment case for easy portability

• Reamer Sizes & Use-Cases:

• 15 × 19 mm flat – Universal

• 17 × 17 mm flat – Delphi/Bosch (BMW/PSA/Renault/Ford)

• 17 × 19 mm flat – Bosch (Mercedes CDI)

• 17 × 17 mm angled – Mercedes CDI

• 17 × 21 mm angled – Fiat/Iveco

• Function: Cleans and resurfaces injector seats to OEM finish, ensuring sealing integrity

• Seat Reface Accuracy: Designed to remove only light carbon/rust layer for flat or angled seat profiles

• Vehicle Compatibility: Works on most common rail systems for BMW, Mercedes, Fiat, Ford, PSA, Iveco, Renault

• Pilot Post & Magnetic T-Handle: Maintain central alignment during cutting operations, preventing damage to the cylinder head