SKU: 11768509468

UCT Gem Carbide SD-5 1/2-Inch Double Cut Ball Shape Solid Carbide Burr 1/4-Inch Shank for Metal Grinding Hollowing and Contouring Steel

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Description

UCT Gem Carbide SD-5 1/2-Inch Double Cut Ball Shape Solid Carbide Burr 1/4-Inch Shank for Metal Grinding Hollowing and Contouring SteelThe Go To Burr for Hollowing and Contouring When you need to hollow out a workpiece, create a concave profile, or deburr the inside of a pipe, a flat burr just won't cut it. The UCT Gem Carbide SD 5 is a 1 2" ball shaped burr designed for exactly that. Its "double cut" (cross cut) flutes give you smooth, controllable grinding and a finer finish, breaking down tough steel and cast iron into small, manageable chips. Key Features Double Cut Head:

The Go-To Burr for Hollowing and Contouring

When you need to hollow out a workpiece, create a concave profile, or deburr the inside of a pipe, a flat burr just won't cut it. The UCT Gem Carbide SD-5 is a 1/2" ball-shaped burr designed for exactly that. Its "double cut" (cross-cut) flutes give you smooth, controllable grinding and a finer finish, breaking down tough steel and cast iron into small, manageable chips.

Key Features

  • Double-Cut Head: Produces small chips for smooth operation and a finer finish. Ideal for ferrous and non-ferrous metals.
  • Ball Shape (SD-5): Perfect for hollowing, creating concave profiles, and deburring the inside of pipes or holes.
  • Solid Carbide Head: Made from high-quality tungsten carbide for maximum rigidity, high-heat tolerance, and a long cutting life.
  • 1/4-Inch Steel Shank: The industry standard shank, compatible with most 1/4-inch die grinders and rotary tools.
  • Versatile Application: Makes quick work of deburring, shaping, porting, and contouring on steel, cast iron, and aluminum.

What's Included

  • (1) SD-5 1/2" Double Cut Ball Shape Solid Carbide Burr

Specifications

Specification Detail
Brand UCT / Gem Carbide
Model SD-5
Material Tungsten Carbide (Head), Steel (Shank)
Cut Type Double Cut (Cross-Cut)
Head Shape Ball Shape
Head Diameter 1/2"
Head Length of Cut 7/16"
Shank Diameter 1/4"
Overall Length 2-5/8"
Application Steel, Cast Iron, Non-Ferrous Metals
Max RPM 20,000

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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  • 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: 11768509468

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WhatIsThat
Boise, US
★★★★★ 5
GREAT product!! No complaints at all!
Size: 90 Count (Pack of 1)
So I got this product as an experiment. I don’t like taking prescriptions - but that is just me. I have the most boring job on the planet. And it’s all I can do to make it just through the morning without falling asleep. when I saw this product, I decided to give it a try. I am totally and completely shocked how well this works. It doesn’t make me jittery at all. It just makes me feel alive and alert and ready to roll. And I can focus on the monotonous tasks at my job. When I do take them, I have to take them in the morning. they do last all day - again - this is for me. but I found when I took them in the afternoon, I was still wide awake at 1:00am. Which put a damper on my trying to drag myself out of bed and to work at the most boring job ever.
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Reviewed in the United States on May 17, 2026
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Angie
New York, US
★★★★★ 4
good experience so far
Size: 60 Count (Pack of 1)
I’ve been taking Qunol Brain Health for a little while now, and overall I’ve had a good experience with it. What stood out to me first was that it didn’t upset my stomach, which I’ve run into with other supplements. I feel like I’ve noticed a difference in my ability to stay focused during the day, especially when I’m working on tasks that usually make my mind wander. My energy levels also feel a bit steadier, without that late afternoon mental fog. The capsules are easy to swallow, and I like that it combines several ingredients aimed at supporting memory and concentration rather than having to take them separately. It’s obviously not an overnight miracle, but with consistent use I do feel sharper and more mentally “on.” The only downside for me is the price—it’s a little higher than some other brain supplements I’ve tried. But considering the quality and how it makes me feel, I think it’s worth it.
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Reviewed in the United States on August 21, 2025
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Becky Wheeler
Waukegan, US
★★★★★ 5
Good product
Size: 60 Count (Pack of 1)
This product seems to help.
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Reviewed in the United States on May 30, 2026
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Carmen
Chelsea, US
★★★★★ 3
Way too expensive
Size: 90 Count (Pack of 1)
Great product, but Costco is more affordable even when not on sale.
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Reviewed in the United States on May 7, 2026
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SDSkyAngel
Lexington, US
★★★★★ 5
Definitely worth it!!
Size: 60 Count (Pack of 1)
After completing one bottle, I have to say that I have noticed a difference in not just my short term memory, but overall, how I can focus throughout the day. I'm on my second bottle now.
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Reviewed in the United States on May 19, 2026

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