Perspective view of the Crescent Apex Bolt Biter 5/16-inch impact bolt extractor nut driver showing the durable black oxide finish and the high-visibility orange sleeve with 1/4 inch hex shank.
A detailed product infographic for the Crescent Apex Bolt Biter 5/16 inch extractor highlighting the impact-rated durability, quick size identification laser markings, and 50X life in high-torque applications.
Perspective view of the Crescent Apex Bolt Biter 5/16-inch impact bolt extractor nut driver showing the durable black oxide finish and the high-visibility orange sleeve with 1/4 inch hex shank.
A side profile of the Crescent Apex Bolt Biter 5/16 inch nut driver demonstrating the tapered design and professional-grade impact-rated construction for removing damaged fasteners.
Close-up perspective of the Crescent Apex Bolt Biter 5/16 inch extractor highlighting the internal bi-directional gripping flutes designed to grab and remove rounded or rusted bolts.
A direct top-down view of the internal geometry of the Crescent Apex Bolt Biter 5/16 inch nut driver, showcasing the specialized flutes for maximum gripping force on ruined fasteners.
Retail carded packaging for the Crescent Apex CAVBX2D20 5/16 inch impact bolt extractor highlighting its 50X life, 5X gripping force, and bi-directional removal technology.
The back of the Crescent Apex CAVBX2D20 retail package detailing technical features such as bi-directional removal and reuse of damaged fasteners and its availability in multiple SAE sizes.
Perspective view of the Crescent Apex Bolt Biter 5/16-inch impact bolt extractor nut driver showing the durable black oxide finish and the high-visibility orange sleeve with 1/4 inch hex shank.
A detailed product infographic for the Crescent Apex Bolt Biter 5/16 inch extractor highlighting the impact-rated durability, quick size identification laser markings, and 50X life in high-torque applications.
Perspective view of the Crescent Apex Bolt Biter 5/16-inch impact bolt extractor nut driver showing the durable black oxide finish and the high-visibility orange sleeve with 1/4 inch hex shank.
A side profile of the Crescent Apex Bolt Biter 5/16 inch nut driver demonstrating the tapered design and professional-grade impact-rated construction for removing damaged fasteners.
Close-up perspective of the Crescent Apex Bolt Biter 5/16 inch extractor highlighting the internal bi-directional gripping flutes designed to grab and remove rounded or rusted bolts.
A direct top-down view of the internal geometry of the Crescent Apex Bolt Biter 5/16 inch nut driver, showcasing the specialized flutes for maximum gripping force on ruined fasteners.
Retail carded packaging for the Crescent Apex CAVBX2D20 5/16 inch impact bolt extractor highlighting its 50X life, 5X gripping force, and bi-directional removal technology.
The back of the Crescent Apex CAVBX2D20 retail package detailing technical features such as bi-directional removal and reuse of damaged fasteners and its availability in multiple SAE sizes.
Crescent

Crescent Impact Bolt Extractor CAVBX2D20 5/16 Inch (Apex Biter Bi-Directional Damaged Nut Driver Fastener Remover 1/4 Hex Shank Sizing Layout Tool)

In stock
SKU: CAVBX2D20
$4.19 USD

Description

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Professional 5/16-Inch SAE Bi-Directional Impact Bolt Extractor and Driver for Damaged Fasteners

The Crescent CAVBX2D20 Bolt Biter is an industrial-grade 5/16-inch impact nut extractor and driver featuring a universal 1/4-inch hex shank, engineered to execute rapid removal and driving of severely damaged, rusted, or rounded hex hardware. Driven by an advanced bi-directional socket geometry that permits both the tightening and loosening of compromised hardware, this heavy-duty tool achieves up to 50 times longer operational lifespan under intense torque loads compared to standard extraction instruments. Machined from premium Chrome Molybdenum alloy steel with a protective corrosion-resistant black oxide finish, the professional-grade single piece incorporates a tapered entry mouth profile to automatically seat itself onto ruined nuts and bolts across automotive and machinery maintenance channels.

Best Used For:

  • Rusted Fastener Extraction: Seating the tapered mouth firmly over frozen or rusted 5/16-inch chassis bolts to break them free without shear failure.
  • Damaged Hardware Driving: Utilizing the specialized bi-directional profile to reinstall or tighten rounded hex nuts when immediate replacements are unavailable.
  • High Torque Impact Fastening: Interfacing with professional 1/4-inch cordless impact drivers to extract stripped fasteners from industrial machinery arrays.

Key Performance & Safety Features

  • Bi-Directional Gripping Profile: Revolutionary gripping architecture permits dual-axis rotation to back out or secure stripped hex hardware efficiently.
  • Chrome Molybdenum Metallurgy: Forged from high-grade Cr-Mo alloy steel to absorb the punishing rotational impacts of commercial power tools.
  • Tapered Lead-In Alignment: Advanced internal geometry guides the socket easily onto deformed, painted, or heavily corroded bolt head margins.
  • Universal Hex Shank Interface: Standardized 1/4-inch hex base fits securely into quick-change impact driver sleeves and standard 3-jaw drill chucks.
  • Laser-Etched Scale Markings: High-visibility dimensional callouts ensure rapid layout sorting and identification inside low-light toolboxes.

What's Included

  • (1) 5/16 In. Bolt Biter Impact Nut Extractor and Driver (CAVBX2D20)

Technical Specifications

Brand Name: Crescent Apex
Model Number: CAVBX2D20
Tool Component Classification: Impact Bolt Extractor Nut Driver
Target Fastener Size Capacity: 5/16 in.
Total Tool Length Dimension: 3.5 in.
Driver Shank Configuration: 1/4 in. Quick-Change Hex Shank
Primary Metallurgy Compound: Chrome Molybdenum Alloy Steel (Cr-Mo)
Chassis Exterior Coating: Corrosion-Resistant Black Oxide Coating
Extraction Mechanism Function: Bi-Directional Loosening and Tightening Grid
Dimensional Measurement System: Standard SAE Fractional Scale
Magnetic Interface Core: No
Total Hardware Net Weight: 64/1000 lbs. (0.064 lbs.)

Pro-Tip: When addressing an extensively rounded 5/16-inch hex head bolt, press the extractor firmly onto the hardware shoulder prior to engaging your power tool switch. Allowing the tapered walls to establish mechanical purchase checking tool wobble prevents off-axis drift and ensures the Cr-Mo alloy matrix transfers maximum torque energy to break the seized fastener free cleanly.