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FLARENUT CROWFOOT WRENCH 3/8DR 6PT - Stanley Proto Industrial Tools

Part #: J4912HFL

The Proto J4912HFL Flare Nut Crowfoot Wrench is engineered for professional technicians requiring reliable performance in confined spaces. This specialized 6-point, 3/8-inch drive wrench provides enhanced access and secure gripping on flare nuts, commonly found on hydraulic, fuel, and brake lines. Its robust construction ensures durability and consistent operation in demanding automotive and industrial environments.

Key Features

  • Optimized for Flare Nuts: Specifically designed to grip flare nuts without damaging them, crucial for preventing leaks in fluid systems.
  • 6-Point Design: Provides a secure grip and maximizes contact with the fastener, reducing the risk of rounding off hex-head fasteners.
  • Crowfoot Configuration: Offers superior access in tight or obstructed areas where a standard wrench or socket cannot reach.
  • 3/8-inch Drive: Compatible with 3/8-inch drive ratchets, extensions, and torque wrenches for versatile application.
  • Professional-Grade Construction: Manufactured by Stanley Proto Industrial Tools, ensuring high strength, durability, and a long service life under rigorous use.

Applications

This flare nut crowfoot wrench is an essential tool for mechanics and technicians working on various systems. It is particularly useful for tasks involving:

  • Brake Line Maintenance: Safely tightening or loosening brake line fittings without stripping.
  • Fuel Line Repairs: Working on fuel system components where flare nuts are present.
  • Hydraulic System Service: Ideal for hydraulic lines and fittings on heavy equipment and machinery.
  • HVAC System Work: Accessing fittings in automotive and industrial air conditioning and refrigeration units.
Only 1 left in stock - order soon

$30.97

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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This product was added to our catalog on Monday 08 June, 2026.

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