SKU: 71983527735

GEARWRENCH 86190 Bolt Biter 5 Piece SAE Wrench Insert Set for Damaged Fastener Removal Low Profile Extraction Tool Chrome Molybdenum Magnetic 1/4-1/2

Sale price$17.09 Regular price$18.99
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Description

GEARWRENCH 86190 Bolt Biter 5 Piece SAE Wrench Insert Set for Damaged Fastener Removal Low Profile Extraction Tool Chrome Molybdenum Magnetic 1/4-1/2Unstoppable Grip in Tight Spaces: GEARWRENCH Bolt Biter 5 Piece SAE Wrench Insert Set Don't let a rounded or frozen bolt bring your project to a halt. The GEARWRENCH 86190 Bolt Biter SAE Wrench Insert Set is the professional technician's secret weapon for removing heavily damaged fasteners in confined areas where standard extraction sockets simply cannot fit. Featuring a revolutionary bi directional design, these inserts allow you to both loosen and

Unstoppable Grip in Tight Spaces: GEARWRENCH Bolt Biter™ 5-Piece SAE Wrench Insert Set

Don't let a rounded or frozen bolt bring your project to a halt. The GEARWRENCH 86190 Bolt Biter™ SAE Wrench Insert Set is the professional technician's secret weapon for removing heavily damaged fasteners in confined areas where standard extraction sockets simply cannot fit. Featuring a revolutionary bi-directional design, these inserts allow you to both loosen and tighten stripped hardware with ease. At 70% thinner than traditional extraction tools, these ultra-low-profile inserts transform your existing static, ratcheting, or open-end wrenches into high-performance extraction systems. Whether you are working in a cramped engine bay or on industrial machinery, these inserts provide the slimmest and most effective solution on the market.

Crafted from premium Chrome Molybdenum (Cr-Mo) alloy steel with a durable manganese phosphate finish, these inserts are built for industrial strength and long-term corrosion resistance. The innovative tapered entry allows the insert to seat quickly and securely onto fasteners that have lost significant material, while the integrated magnetic retention system ensures a rock-solid fit inside your wrench during high-torque applications. The hex base is compatible with 6-point, 12-point, and spline wrenches, providing unmatched versatility. With high-visibility laser-etched markings for rapid size identification and a convenient injection-molded storage case, this 5-piece set is an essential upgrade for any master mechanic’s toolkit.

Key Features

  • Ultra-Thin Profile: 70% thinner than standard extraction tools for superior access in confined workspaces.
  • Bi-Directional Extraction: Specialized internal geometry allows for both removing or tightening damaged fasteners.
  • Tapered Entry Design: Enables the insert to seat easily and securely on rounded-out or frozen hardware.
  • Magnetic Retention: Built-in magnetic system ensures a secure, non-slip fit inside the wrench during use.
  • Universal Compatibility: Hex base design works seamlessly with 6-point, 12-point, spline, or ratcheting wrenches.
  • Industrial Strength: Forged from Chrome Molybdenum (Cr-Mo) steel for maximum durability and high-torque capacity.
  • High Visibility: Laser-etched size markings provide quick identification in low-light environments.

What's Included

  • (1) 1/4" Bolt Biter™ Wrench Insert
  • (1) 5/16" (8mm) Bolt Biter™ Wrench Insert
  • (1) 3/8" Bolt Biter™ Wrench Insert
  • (1) 7/16" (11mm) Bolt Biter™ Wrench Insert
  • (1) 1/2" Bolt Biter™ Wrench Insert
  • (1) Durable Injection Molded Storage Case

Product Specifications

Brand GEARWRENCH
Model Number 86190
Set Piece Count 5 Pieces
Material Chrome-Molybdenum (Cr-Mo)
Finish Manganese Phosphate
Size Range Min 1/4 in
Size Range Max 1/2 in
Magnetic Yes
Drive Type Bi-Directional Extraction
Length Format Standard (Low Profile)
Warranty Full Lifetime Warranty

Pro-Tip: When using these inserts in extremely tight quarters, pair them with a ratcheting box-end wrench. The combination of the Bolt Biter's bi-directional grip and the ratcheting mechanism’s small swing arc allows you to remove damaged fasteners with minimal clearance that would otherwise require total disassembly of surrounding components.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 71983527735

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Dave A.
Whiting, US
★★★★★ 4
Scrape away
Thin and lightweight, this little scraper is worth the low price. It does the job OK. I would like to have a better handle though, as it can slip from your finger's grip. Overall, this is a decent little tool to help clean your tongue.
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Reviewed in the United States on March 27, 2023
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Fashion Finds with Lee
Chelsea, US
★★★★★ 5
Both came works good
Both came in package, nice size, cleans tongue well, easy to use
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Reviewed in the United States on April 22, 2025
S
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Sandra Knapp
Natrona Heights, US
★★★★★ 5
AWESOME!
I ordered these tongue scrapers. They work great! I highly recommend them!
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Reviewed in the United States on June 5, 2025
S
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SRAV
Carnegie, US
★★★★★ 5
Non abrasive, yet properly cleans the tongue
It didn't cut my tongue or anything like some of the other reviewers are complaining. Worked perfectly for me. Also like the fact that it comes with a useful container and you get two of them. I prefer the metal tongue cleaner to plastic, and dragging it across my tongue collects the layer of particles and leaves my tongue feeling clean without hurting it. Its actually a little thicker as compared to the cleaner I had earlier, so I was unsure if it will clean the tongue as my previous tongue cleaner, but after using it for a month, I am very happy with it.
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Reviewed in the United States on March 15, 2022
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Beck
Phoenix, US
★★★★★ 5
Cleaner Mouth and Tongue
Would never brush my teeth without scraping my tongue. What a difference this makes to have a clean mouth and tongue.
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Reviewed in the United States on June 29, 2025

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