GearWrench Impact Nut Extractor 86186 1/2 Inch Bolt Biter Fastener Remover (Chrome Moly Steel Bi Directional Torsion Zone Hardware Extraction)

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.