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11/16" Ratcheting Flare Nut Wrench - Stanley Proto Industrial Tools

Part #: J3822

The Stanley Proto J3822 11/16" Ratcheting Flare Nut Wrench is engineered for professional technicians and mechanics requiring reliable performance on sensitive line fittings. This specialized tool combines the secure grip of a flare nut wrench with the speed and convenience of a ratcheting mechanism, making it ideal for critical automotive and industrial applications. Its robust construction ensures durability and a precise fit, even under demanding conditions.

Key Features

  • 11/16" 12-Point Flare Nut Box End: Designed to provide a secure grip on hex fasteners, offering increased contact to minimize the risk of rounding off soft fittings often found on hydraulic lines.
  • Ratcheting Mechanism: Enhances efficiency by allowing for continuous turning without removing the wrench from the fastener, significantly improving speed and access in confined spaces.
  • Pivoting Head Design: Enables the user to place the wrench over connected pipes, facilitating access to fasteners that might otherwise be unreachable with a standard wrench.
  • Black Oxide Finish: Features a non-reflective black oxide coating, suitable for environments where non-plated tools are preferred or required.
  • Professional-Grade Durability: Constructed from alloy steel, Proto flare nut wrenches are known for their hard material and rigidity, designed to withstand the heavy use typical in industrial settings without bending or deflecting.
  • Fine Indexing: The 12-point configuration allows for fine indexing, providing more options for engaging the fastener in tight areas and improving overall workflow.

Applications

This 11/16" ratcheting flare nut wrench is indispensable for professional technicians working on systems that utilize soft metal line fittings. It is commonly used for:

  • Automotive Brake Lines: Essential for safely tightening and loosening brake line fittings without stripping.
  • Fuel Lines and Power Steering Lines: Provides the necessary grip for hydraulic couplers and other sensitive connections in vehicle fluid systems.
  • HVAC Systems: Ideal for servicing air conditioning and heating unit connections where flare nuts are prevalent.
  • Industrial and MRO Tasks: Suitable for various industrial maintenance, repair, and operations (MRO) tasks involving specialized pipe and tube fittings.

Specifications

  • Overall Length: 7-1/4 inches
  • Body Material: Alloy Steel
  • Finish: Black Oxide
  • Socket Shape: 12 Point
Only 4 left in stock - order soon

$38.91

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 Tuesday 30 June, 2026.

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