SKU: 75465026069

J-B Weld KwikWeld Professional Steel Reinforced Epoxy Fast Setting Cold Weld System Metal Repair Twin Tube 10 oz 8271

Sale price$14.66 Regular price$16.29
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Ships within 48 hours · Estimated delivery Jul 29 - Aug 3

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Description

J-B Weld KwikWeld Professional Steel Reinforced Epoxy Fast Setting Cold Weld System Metal Repair Twin Tube 10 oz 8271Professional Grade Structural Repairs in Minutes The J B Weld 803 8271 KwikWeld Professional is the ultimate solution for tackling large scale repairs where speed and strength are paramount. As the professional sized version of the legendary fast setting two part epoxy system, this 10 ounce kit provides ample material for substantial automotive, industrial, and household projects. Engineered for efficiency, KwikWeld sets in just 6 minutes and achieves

Professional Grade Structural Repairs in Minutes

The J-B Weld 803-8271 KwikWeld Professional is the ultimate solution for tackling large-scale repairs where speed and strength are paramount. As the professional-sized version of the legendary fast-setting two-part epoxy system, this 10-ounce kit provides ample material for substantial automotive, industrial, and household projects. Engineered for efficiency, KwikWeld sets in just 6 minutes and achieves a full cure in 4 to 6 hours, allowing technicians and DIYers to complete repairs and return equipment to service within the same day.

Once fully cured, this steel-reinforced cold weld transforms into a durable, dark grey material that rivals the strength of metal. With a tensile strength of 3,127 PSI and the ability to withstand temperatures up to 300°F, it bonds permanently to difficult surfaces including metal, concrete, fiberglass, and rigid plastics. Its versatility extends beyond bonding; the cured material can be drilled, tapped, filed, sanded, and painted, making it an indispensable tool for fabricating parts or rebuilding worn surfaces.

Key Features

  • Professional Capacity: Large 10 oz kit (5 oz Resin + 5 oz Hardener) designed for big jobs and frequent use.
  • Fast Setting: Sets in 6 minutes and cures fully in 4-6 hours for quick turnaround.
  • High Tensile Strength: Steel-reinforced formula delivers a tensile strength of 3,127 PSI.
  • Machinable Finish: Can be drilled, tapped, sanded, filed, and painted once cured.
  • Temperature Resistant: Withstands temperatures up to 300°F (149°C).
  • Multi-Surface Bonding: Adheres to Metal, Bronze, Ceramic, Concrete, Copper, Fiberglass, Glass, Iron, and Wood.

What's Included

  • (1) 5 oz. Tube of KwikWeld Steel Reinforced Epoxy Resin
  • (1) 5 oz. Tube of KwikWeld Hardener

Specifications

Brand J-B Weld
Model Number 8271
Total Volume 10 fl oz
Tensile Strength 3,127 PSI
Shear Strength 2,424 PSI
Set Time 6 Minutes
Cure Time 4 to 6 Hours
Max Temp Range Up to 300°F
Cured Color Dark Gray
Mix Ratio 1:1
Application Temperature Up to 120°F
Container Type Tube
Pro-Tip: Surface preparation is the most critical step for a permanent bond. Before applying KwikWeld, ensure the repair area is completely free of oil, grease, and paint. For best results, roughen the surface with coarse sandpaper or a file to create a "mechanical lock" that allows the epoxy to grip into the material.
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: 75465026069

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Avid Reader
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★★★★★ 5
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Size: 1.3 Fl Oz (Pack of 1)
Dermatologist recommended. Works very well
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Reviewed in the United States on May 16, 2026
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This cream is truly gentle and healing for a compromised skin barrier. I prefer this cream in the winter, when the weather is dry, and after procedures like microneedling or laser. It has never irritated my skin, and does soothe and heal. The La Roche Posay cicalfate cream is also excellent, I think it is slightly less rich, so I prefer that in humidity or the summer.
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Reviewed in the United States on March 2, 2026
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NikkiB
Houston, US
★★★★★ 5
Overpriced but it works.
Size: 1.3 Fl Oz (Pack of 1)
I hate that I love this product. It's stupid expensive. But it's great for broken/damaged/recovering skin. I've used it post microneedling and it is the only thing that soothes, hydrates, and doesn't sting raw, red skin. Great for rashes/hives and allergic reactions too. Luckily a thin layer is often enough to do the trick. so it lasts a long time I wouldn't use for everyday moisture, but when your skin is angry, this stuff works. (Overpriced? Yes. Witchcraft? Maybe. Does it work? Yep.)
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Reviewed in the United States on December 10, 2025
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English farmhouse
Bozeman, US
★★★★★ 5
Works wonder
Size: 1.3 Fl Oz (Pack of 1)
Amazing product. The scars from my daughter acne are mostly gone after 1 month. We will purchase again
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Reviewed in the United States on February 27, 2026
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Belleville, US
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Reviewed in the United States on March 7, 2026

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