Description
US PRO Tools 7-Piece Diesel Injector Seat Cutter Set (Model 5588)
Product Overview
The US PRO Tools (Model 5588) is a specialized 7-piece professional cutting and reaming set engineered for cleaning and decarbonizing diesel injector seats in cylinder heads prior to installing new fuel injectors. Featuring precision-machined alloy steel cutters and a pilot post, this kit allows mechanics to remove carbon buildup, rust, and combustion gas blow-by residue from injector seating faces, ensuring a perfect airtight and watertight seal to prevent future black-death carbon fouling.
Key Features & Specifications
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Comprehensive Cutter Assortment: Includes a variety of specialized flat, angled, and universal reamer cutters designed to fit common modern common-rail diesel engines (such as CDI, HDI, CRD, and Multijet applications).
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Precision-Machined Alloy Steel: Manufactured from high-grade SKD11 / tool steel, heat-treated and precision-ground to cleanly shave away carbon deposits without gouging or damaging the soft aluminum cylinder head seat.
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Pilot Post & T-Handle Driver: Centering pilot shaft ensures the cutters remain perfectly perpendicular to the injector bore, preventing off-center reaming and seat damage.
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Universal Compatibility: Tailored for a wide range of popular modern diesel vehicles across Mercedes-Benz, BMW, PSA (Citroën/Peugeot), Renault, Ford, and Fiat models.
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Blow-Molded Storage Case: Keeps all cutters, pilots, and the driver handle securely organized and protected in the workshop.
Core Workshop & Automotive Applications
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Injector Seat Decarbonization: Cleaning hardened black carbon deposits from injector bores after removing leaking diesel injectors.
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Cylinder Head Seat Refacing: Resurfacing pitted or damaged injector seating faces to guarantee an exact seal with new copper sealing washers.
What’s in the Box
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1x Flat Cutter (15mm x 19mm) – Universal applications
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1x Flat Cutter (17mm x 17mm) – Delphi / Bosch injectors (BMW, PSA, Renault, Ford)
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1x Angled Cutter (17mm x 21mm) – Mercedes-Benz CDI
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1x Flat Cutter (17mm x 19mm) – Mercedes-Benz CRD
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1x Pilot Post / Center Guide
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1x T-Handle Hex Driver / Allen Key
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Heavy-Duty Storage Case
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Product Documentation







