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Ratchet 1/2" Repair Kit 90 Tooth - NEPROS

Part #: NBR490-K

This NEPROS 1/2" Ratchet Repair Kit (NBR490-K) is designed to restore the precision and performance of your NEPROS NBR490 and NBR490L 90-tooth ratchet. Manufactured with NEPROS's commitment to quality, this kit ensures professional technicians and mechanics can maintain their high-performance tools, extending their lifespan and reliability. It includes the necessary internal components to rejuvenate the intricate 90-tooth mechanism, bringing it back to factory specifications.

Key Features:

  • Precision 90-Tooth Mechanism: Features world-class 90-tooth gearing that delivers an ultra-fine 4° swing arc, providing exceptional access and control in confined workspaces and modern compact engine bays. This fine increment allows for efficient fastener turning with minimal handle movement.
  • Professional-Grade Durability: Components are crafted from NEPROS's proprietary 5GQ Steel, known for its superior strength and longevity. Advanced heat treatments and hard chrome plating enhance wear and corrosion resistance, ensuring long-term reliability in demanding environments.
  • Restores Original Performance: Specifically designed for the NEPROS NBR490 and NBR490L 1/2" drive ratchets, this kit allows for the complete refurbishment of the internal drive mechanism, ensuring smooth operation and dependable torque transmission.
  • Extends Tool Lifespan: An essential maintenance item for professional users, this repair kit provides a cost-effective solution to keep your premium NEPROS ratchet performing at its peak, avoiding premature replacement and maintaining optimal tool investment.
  • Reliable Pawl Engagement: Replaces critical internal parts to maintain the robust 7-step claw engagement, which contributes to the ratchet's unrivalled strength and reliable switching action.

Applications:

The NEPROS 1/2" Ratchet Repair Kit is indispensable for professional automotive technicians, industrial mechanics, and maintenance professionals. It is ideal for rebuilding ratchets used in tasks requiring precision and access in restricted areas, such as under-dash work, suspension component adjustments, intricate machinery, and hydraulics, where a fine-tooth ratchet is critical for efficient operation. Maintaining your NEPROS NBR490 series ratchet with this kit ensures continued high performance across all demanding applications, providing the precision and durability expected from professional-grade tools.

Only 2 left in stock - order soon

$57.83

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  • Model: 423369
  • Shipping Weight: 0.05lbs
  • UPC: 00498943168937
  • Manufacturers Part #: NBR490-K
  • Manufactured by: NEPROS
  • Also Known As: KTC-NBR490-K, NPNBR490-K

This product was added to our catalog on Tuesday 05 May, 2026.

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