SKU: 17516835371

#10, Cobalt Aircraft Extension Drills

Sale price$13.19 Regular price$14.65
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Ships within 48 hours · Estimated delivery Sep 22 - Sep 27

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Description

#10, Cobalt Aircraft Extension DrillsIntroducing the #10 Cobalt Aircraft Extension Drills, expertly designed and manufactured to NAS 907 Type J specifications. These extension drills are essential tools for professionals who require precision and durability in challenging drilling tasks. With a 135 degree split point design, they feature enhanced chip removal and reduced walking, ensuring that you achieve clean, accurate holes even in hard to reach locations. Made from high quality

Introducing the #10 Cobalt Aircraft Extension Drills, expertly designed and manufactured to NAS 907 Type J specifications. These extension drills are essential tools for professionals who require precision and durability in challenging drilling tasks. With a 135-degree split point design, they feature enhanced chip removal and reduced walking, ensuring that you achieve clean, accurate holes even in hard-to-reach locations.

Made from high-quality cobalt, these drills exhibit formidable strength and longevity. They are perfect for drilling into high tensile strength alloy steels, stainless steels, titanium, and other difficult-to-machine materials. Whether you're working on a complex aircraft assembly or undertaking maintenance tasks, these extension drills will provide the reliability you need to get the job done effectively.

One of the standout features of the #10 Cobalt Aircraft Extension Drills is their heavy-duty construction. They are built to withstand the rigors of both portable and machine drilling, ensuring they can tackle a variety of applications without compromising performance. Additionally, their jobber flute lengths are specially designed to navigate tight spaces, making them indispensable for precision work in confined areas.

Key features of these extension drills include:

  • Manufactured to exact NAS specifications for consistent quality.
  • 135-degree point for superior drilling precision and reduced walking.

Each drill is part of the 1280C series, with a flute length of 2.7/16 inches, making them versatile tools suited for a wide range of drilling tasks. Originating from China, these drills are backed by rigorous manufacturing standards to ensure reliability and performance in any environment.

For more information, consider obtaining the Safety Data Sheet to understand their safe handling and usage. Upgrade your toolkit with the #10 Cobalt Aircraft Extension Drills and experience exceptional drilling performance in every project.

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: 17516835371

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4.2 ★★★★★
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John Mix
Phoenix, US
★★★★★ 5
Love these socks!
The wife struggles with socks. She only like the Nike ones, then they discontinued them, so had to start the search again! Found these, they are expensive just like the Nike, but the size is true, they look great, they are super soft and stretchy. They are light weight and breathable and seem to wick away moisture. She loves these!
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Reviewed in the United States on November 18, 2025
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Glass
New York, US
★★★★★ 5
I stay on your foot they don’t slip in your shoe
Number of Items: 3, Color: White/Neutral (3-pairs), Size: Medium
This is the only socks I wear Under Armour because they stay in place I wear a size 8, but they’re more comfortable with a large instead of a medium, but I wear both because I have them already and you can pull them to stretch them out a little bit
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Reviewed in the United States on May 12, 2026
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Verified Purchase
Lauren
Port Orchard, US
★★★★★ 5
Great fit, truly doesn’t slide off heel
Number of Items: 3, Color: White/Neutral (3-pairs), Size: Medium, Number of Items: 3, Color: White/Neutral (3-pairs), Size: Medium
I’ve scoured all the lands looking for a no-show sock that was 1) thin, 2) quality, soft, breathable material, 3) didn’t dig into my feet/heels, 4) doesn’t shrink, and most importantly 5) stays on the back of my heel without a bulky non-slip rubber piece and these check all the boxes! Perfect for low profile women’s work shoes like Keds, etc. Not low enough for most flats though. I wear a women’s size 9.
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Reviewed in the United States on April 19, 2025
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Elliz
Port Orchard, US
★★★★★ 5
So good - I’m buying MORE.
Number of Items: 3, Color: White (3-pairs), Size: Medium
I’m gonna give you more detail than you need about why I’m buying these socks again. I’ve been the mom of girl athletes. I’ve been a model and a fashion director. I’ve worn every brand of shoe on the planet and never found a shoe that did NOT find a vulnerable spot on my foot to rub raw. Even my beloved white Jack Purcell sneakers. With that said - I don’t like socks. I’ve bought a TON of them in 35+ years.....all major brands. They shift. They lose their shape. They get holes in them and wear out too fast. Not these. I retired this year, and knowing I’d be in sneakers a lot, traveling, sightseeing ...... I bought these 6 months ago and have worn them constantly. I’ve traveled with them. I’ve washed them in hot water and bleach. The socks are like brand new. They are exactly the right cut so as not to be seen in a basic sneaker. The little silicone patch on the heel stays put. Not once have I had to dig down into my shoe and pull the sock back up. The socks have stayed soft and EXACTLY the same as the day they were new. Like I said - I am back to buy them again. Great quality!
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Reviewed in the United States on January 20, 2021
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Verified Purchase
Judy Fletcher
Lowell, US
★★★★★ 5
No slip low socks
Number of Items: 3, Color: Black/White (3-pairs), Size: Medium
Perfect! ❤️ these!
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Reviewed in the United States on February 16, 2026

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