A studio shot of the GearWrench 86186 Bolt Biter 1/2-inch impact nut extractor and driver featuring a high-torque torsion zone, a black and yellow industrial finish, and a Chrome Molybdenum steel body designed for the removal of damaged SAE fasteners.
A close-up view looking into the specialized gripping flutes of the 1/2-inch Bolt Biter nut driver, showcasing the bi-directional tapered entry design that allows for both tightening and loosening of rounded-off hardware.
An informative product graphic for the Bolt Biter nut driver highlighting its tapered entry, minus and dual-sized socket compatibility, bi-directional design, and 50X longer impact life.
The professional retail hang-tab packaging for the GearWrench 86186 Bolt Biter, identifying it as a 1/4-inch drive compatible 1/2-inch impact nut extractor and driver with bi-directional functionality.
A technical graphic illustrating the internal Bolt Biting design, showing how the specialized flutes engage and grip the flats of rounded fasteners for successful extraction.
A conceptual diagram demonstrating how the Bolt Biter technology removes both rusted and severely rounded fasteners that standard sockets cannot grip.
A technical performance graphic emphasizing the Chrome Molybdenum (Cr-Mo) construction, which provides maximum strength and durability for high-torque industrial applications.
An icon highlighting the high-visibility laser-etched markings on the Bolt Biter driver, designed for easy size identification in low-light shop environments.
An action shot showing the GearWrench Bolt Biter nut extractor attached to a cordless impact driver, successfully removing a frozen fastener from an automotive engine block.
A high-access application shot of the 86186 Bolt Biter being used to extract a stripped bolt within a cramped engine bay, demonstrating the efficiency of its slim profile.
A detailed view of the GearWrench 1/2-inch Bolt Biter driver in use with a power impact tool on an industrial component, illustrating the high-torque removal of a rounded nut.
A perspective application shot showing the Bolt Biter nut driver reaching into a complex mechanical assembly to extract a rusted fastener, showcasing its professional versatility.
A studio shot of the GearWrench 86186 Bolt Biter 1/2-inch impact nut extractor and driver featuring a high-torque torsion zone, a black and yellow industrial finish, and a Chrome Molybdenum steel body designed for the removal of damaged SAE fasteners.
A close-up view looking into the specialized gripping flutes of the 1/2-inch Bolt Biter nut driver, showcasing the bi-directional tapered entry design that allows for both tightening and loosening of rounded-off hardware.
An informative product graphic for the Bolt Biter nut driver highlighting its tapered entry, minus and dual-sized socket compatibility, bi-directional design, and 50X longer impact life.
The professional retail hang-tab packaging for the GearWrench 86186 Bolt Biter, identifying it as a 1/4-inch drive compatible 1/2-inch impact nut extractor and driver with bi-directional functionality.
A technical graphic illustrating the internal Bolt Biting design, showing how the specialized flutes engage and grip the flats of rounded fasteners for successful extraction.
A conceptual diagram demonstrating how the Bolt Biter technology removes both rusted and severely rounded fasteners that standard sockets cannot grip.
A technical performance graphic emphasizing the Chrome Molybdenum (Cr-Mo) construction, which provides maximum strength and durability for high-torque industrial applications.
An icon highlighting the high-visibility laser-etched markings on the Bolt Biter driver, designed for easy size identification in low-light shop environments.
An action shot showing the GearWrench Bolt Biter nut extractor attached to a cordless impact driver, successfully removing a frozen fastener from an automotive engine block.
A high-access application shot of the 86186 Bolt Biter being used to extract a stripped bolt within a cramped engine bay, demonstrating the efficiency of its slim profile.
A detailed view of the GearWrench 1/2-inch Bolt Biter driver in use with a power impact tool on an industrial component, illustrating the high-torque removal of a rounded nut.
A perspective application shot showing the Bolt Biter nut driver reaching into a complex mechanical assembly to extract a rusted fastener, showcasing its professional versatility.
Gearwrench

GearWrench 86186 Bolt Biter 1/2 Inch Impact Nut Extractor Driver Bi-Directional Damaged Fastener Removal Tool Chrome Molybdenum Alloy Steel Black SAE

In stock
SKU: 86186
$6.99

Description

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Unmatched Extraction Power: GearWrench Bolt Biter™ 1/2" Impact Nut Extractor & Driver

Stop letting stripped and frozen fasteners slow down your shop productivity. The GearWrench 86186 Bolt Biter™ 1/2-inch Nut Extractor is the professional solution for removing rounded-out, rusted, or severely damaged hardware. Unlike traditional extractors that rely on cutting into the metal—ultimately weakening the fastener and dulling the tool—Bolt Biter™ technology features a revolutionary gripping design that seats securely on the fastener. This bi-directional innovation allows you to both loosen and tighten damaged nuts as needed, providing a reliable grip that won't slip under high-torque loads. Built to last up to 50x longer than sacrificial cutting extractors, this is a permanent addition to your industrial or automotive toolkit.

Forged from premium Chrome Molybdenum (Cr-Mo) alloy steel, this extractor is purpose-built for use with high-torque impact drivers. The integrated torsion zone effectively absorbs shock, preventing tool failure during heavy industrial use. The tapered entry design ensures the tool seats quickly and easily onto the fastener, while the minus-size fitment provides a tighter grip on hardware with significant material loss. Finished with a professional-grade black oxide coating for maximum corrosion resistance and high-visibility laser-etched markings for rapid identification, the 86186 Bolt Biter delivers the durability and precision required by master technicians.

Key Features

  • Bi-Directional Design: Optimized for both removing or tightening damaged fasteners with maximum torque.
  • 50X Longer Life: Advanced gripping technology eliminates the need for cutting, significantly extending tool longevity.
  • High-Torque Torsion Zone: Specifically engineered to handle the extreme vibration and force of impact tools.
  • Tapered Entry: Allows for quick, effortless seating onto damaged fasteners in tight engine bays or machinery.
  • Cr-Mo Alloy Steel: Industrial-strength Chrome Molybdenum construction for exceptional durability and strength.
  • Corrosion Resistant: Heavy-duty black oxide finish protects the tool from rust and chemical exposure.
  • High Visibility Markings: Laser-etched size identification ensures you grab the right tool every time.

What's Included

  • (1) 86186 Bolt Biter™ 1/2" Nut Extractor & Driver

Product Specifications

Brand GearWrench
Model Number 86186
Socket Size 1/2 in (Minus Size)
Material Chrome-Molybdenum (Cr-Mo)
Overall Length 2.56 in
Measurement System SAE (Imperial)
Finish Black Oxide
Impact Ready Yes
Drive Type Extraction / Nut Driver
Weight 0.088 lbs
Warranty Full Lifetime Warranty
ANSI/ASME Meets or Exceeds

Pro-Tip: For fasteners that are heavily corroded or "welded" by rust, apply a penetrating oil and allow it to sit for 5-10 minutes. Then, use the Bolt Biter™ with a high-torque impact driver in short bursts. The bi-directional flutes will lock onto the nut, and the impact vibrations will help break the rust bond without stripping the remaining material off the fastener.