GEARWRENCH 87911 Bolt Biter 7-piece metric impact extraction socket set on a yellow rail, featuring five black oxide sockets and two impact adapters for removing damaged fasteners.

Infographic of a GEARWRENCH Bolt Biter extraction socket identifying key features: bi-directional design, tapered flutes for easy seating, minus-sized fit, and high-visibility laser markings.

Marketing graphic for GEARWRENCH Bolt Biter screw extractors highlighting high-strength steel construction, dual tapered cutting edges, and power tool compatibility for stuck fastener removal.

Close-up view of an 8mm (5/16 inch) GEARWRENCH Bolt Biter extraction socket showing the durable black oxide finish, orange identification band, and Chrome-Molybdenum Cr-Mo steel build.

Detailed perspective of a 10mm GEARWRENCH Bolt Biter impact extraction socket illustrating the high-visibility laser-etched size markings and specialized internal grip pattern for nut and bolt removal.

A 12mm GEARWRENCH Bolt Biter impact socket shown from an angle to highlight the tapered entry and bi-directional internal teeth designed to grip rounded-off metric fasteners.

A 13mm GEARWRENCH Bolt Biter extraction socket with a black oxide coating and hexagonal base for use with impact guns, wrenches, or ratchets by professional mechanics.

Two GEARWRENCH black oxide impact adapters in 1/4-inch and 3/8-inch drive sizes, included in the 87911 metric extraction set for broad tool compatibility.

A 14mm (9/16 inch) GEARWRENCH Bolt Biter socket showcasing the high-torque Chrome-Molybdenum alloy steel construction and precision laser-etched branding for easy tool identification.

Internal view of a 19mm (3/4 inch) GEARWRENCH Bolt Biter extraction socket illustrating the bi-directional gripping flutes that enable both tightening and removing damaged fasteners.

Angled top-down view of a 19mm GEARWRENCH Bolt Biter socket highlighting the tapered flutes designed to seat easily onto damaged or severely worn metric fasteners.

GEARWRENCH 87911 7-piece metric rescue extraction socket set in original retail carded packaging, emphasizing its 10x longer impact life and 5x greater gripping force.

Action shot of a mechanic using a hand ratchet with a GEARWRENCH Bolt Biter extraction socket to remove a rusted and rounded-off bolt from a metal machinery component.

Close-up of a GEARWRENCH 11mm (7/16 inch) Bolt Biter socket being used with a ratchet to extract a damaged fastener in a tight automotive engine compartment.

A professional using a chrome ratchet and a GEARWRENCH metric Bolt Biter extraction socket to loosen a stuck fastener on an industrial motor housing.

Action view of a GEARWRENCH Bolt Biter socket used with a cordless impact driver to rapidly extract a damaged screw from a heavily soiled mechanical part.

How to remove a rounded rusty bolt - GEARWRENCH® Bolt Biter™ - (84782, 84783 & 84784) promotional how to video

GEARWRENCH

GEARWRENCH 87911 Bolt Biter 7 Piece Metric Impact Extraction Socket Set 1/4 and 3/8 Inch Drive Damaged Nut Bolt Remover Mechanics Hand Tool Set

Name: GEARWRENCH 87911 Bolt Biter 7 Piece Metric Impact Extraction Socket Set 1/4 and 3/8 Inch Drive Damaged Nut Bolt Remover Mechanics Hand Tool Set
Brand: GEARWRENCH
SKU: 87911
Price: 22.50 USD
Availability: InStock

In stock

SKU: 87911

$22.50

Revolutionize Your Repair Workflow with the GEARWRENCH Bolt Biter Extraction System

Stop struggling with rounded, rusted, or frozen fasteners and upgrade to the GEARWRENCH 87911 Bolt Biter™ 7-piece impact extraction set. Developed through direct feedback from automotive and industrial technicians, this system redefines extraction technology by solving the most common frustrations found with traditional sockets. The innovative bi-directional design allows you to not only remove damaged fasteners but also tighten them if necessary, while the tapered entry ensures the socket seats easily onto the fastener even in cramped engine bays.

Built for extreme professional use, these sockets are crafted from high-strength Chrome Molybdenum (Cr-Mo) alloy steel, delivering up to 5x greater torque output and 10x longer impact life compared to standard extraction tools. Each socket features minus-size increments to provide a snug fit on fasteners that have lost significant material to corrosion. Designed with a square drive and a hex base, these sockets offer ultimate versatility, allowing you to power them with an impact gun, ratchet, wrench, or even pliers. Finished in a corrosion-resistant black oxide with high-visibility laser markings, this set is the definitive solution for high-stakes mechanical repairs.

Key Features

Bi-Directional Extraction: Engineered to both remove and tighten damaged nuts and bolts.
Tapered Entry Design: Allows for easy seating on fasteners that are severely deformed or rounded.
Cr-Mo Alloy Steel: Provides exceptional strength and durability for high-torque impact applications.
Extended Service Life: Offers up to 10x longer impact life than competing extraction sockets.
Maximum Torque: Delivers up to 5x greater torque output to break loose the most stubborn hardware.
Versatile Drive Options: Use with impact guns, ratchets, or wrenches via the square drive or hex base.
Minus-Size Fit: Specialized sizing ensures a secure grip on fasteners thinned by rust or wear.

What's Included

(5) Metric Bolt Biter™ Extraction Sockets: 8mm, 10mm, 12mm, 13mm, 14mm
(2) Impact Adapters
(1) Storage Socket Rail

Product Specifications

Set Piece Count	7
Drive Tang Sizes	1/4 in. & 3/8 in.
Metric Size Range	8mm to 14mm
Material	Chrome-Molybdenum (Cr-Mo)
Finish	Black Oxide
Socket Type	Extraction / Impact
Markings	High-Visibility Laser Etched
Weight	0.762 lbs
Format	Standard Metric
Warranty	Full Lifetime
UPC	099575879111

Pro-Tip: When dealing with a severely corroded bolt that appears to be between sizes, use the "minus-size" socket from this set. The tighter fit ensures the internal "teeth" of the socket bite deeply into the remaining metal, preventing slipping and allowing the impact gun to transfer its full torque to the fastener.