Coated Tungsten Carbide drill bit C5-2-1 Fine; head size 6.5x13.5 mm
Coated Tungsten Carbide drill bit C5-2-1 Fine; head size 6.5x13.5 mm

Coated Tungsten Carbide drill bit C5-2-1 Fine; head size 6.5x13.5 mm


Regular price$21.24 CAD
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The Coated Tungsten Carbide Nail Drill Bit C5-2-1 – the ultimate solution for nail care.  Crafted with precision and innovation, these bits are engineered from a metal alloy that outperforms traditional carbide alternatives by an impressive 20 times.

Key features:

Unmatched Strength and Durability: Experience the pinnacle of hardness and durability with our tungsten carbide bits. The unique composition of the tungsten-infused metal alloy ensures exceptional longevity, making these bits a reliable companion for all your nail care needs.

20 Times Stronger Than Carbide Bits: Take your nail care to new heights with bits that are 20 times stronger than traditional carbide alternatives. This extraordinary strength not only enhances performance but also adds a layer of resilience, setting our tungsten carbide bits apart in terms of both strength and durability.

Standard Crosscut Design: Our carbide bits feature a standard crosscut design, allowing for delicate and precise removal of enhancement products without the risk of scratching. Achieve a smooth and professional finish every time with this specialized cutting-edge design.

Additional Advantages for special coating:

Minimalizes Overheating: Experience a minimal overheating effect while working, ensuring a comfortable and efficient nail care process.

Faster Removal: Achieve faster removal of gel, acrylic, even the hardest ones, thanks to the cutting-edge technology of our coated tungsten carbide bits.

Reduced Material Sticking: Say goodbye to frustrating material sticking with our innovative design, allowing for smoother and more effective nail care.

Three Times Longer Lifetime: Enjoy a three-time longer lifetime compared to standard carbide bits, providing durability and cost-effectiveness.

Better Biocompatibility: Recommended for individuals allergic to metals, our coated tungsten carbide bits offer better biocompatibility, ensuring a safer and more comfortable experience.


It's crucial to follow proper maintenance procedures after each client procedure to ensure the longevity and hygiene of your Diamond Nail Drill Bits.

Wash, clean, sterilize, and dry: thoroughly clean and sterilize all bits used during the process.

Use a 70% Alcohol Solution:

Ensure effective disinfection by using a solution with at least 70% alcohol.


 Speed recommendation: Up to 25000 RPM.

Shank diameter: 3/32”

Head dimensions: 6.5x13.5mm

Length: 52mm

Grit: Fine

Bit Shape: Rounded Cylinder

Material:  Tungsten Carbide

US + Canada:

  • All orders are processed within 1-4 business days.
  • Regular shipping cost is $8 for orders below $99 and free for orders of $99 or more.
  • Express shipping cost is $20 for orders below $99 and $12 for orders of $99 or more.
  • We ship all orders with a tracking number and require a signature for larger orders.
  • Please note that we are not responsible for any lost or stolen items during shipping.


  • All orders are processed within 2-5 business days.
  • Shipping costs depend on the location and will be calculated at checkout.
  • We ship all orders with a tracking number.
  • Please note that we are not responsible for any lost or stolen items during shipping.


  • We generally do not accept returns for U-tools products as they fall under the category of personal care goods (beauty products), unless there is a manufacturer's defect.
  • However, if you have ordered the wrong item, we are open to discussing your options on an individual basis. Please contact us at to discuss your situation.
  • If you decide to return an item that is not due to a fault on our part, a shipping fee and restocking fee may be deducted from the refund.

Please keep in mind that shipping may be delayed due to factors beyond our control, such as postal service delays or high volume of orders. We will do our best to ensure timely delivery, but such delays are not within our responsibility.

If you have any further questions or need additional assistance, please let us know!

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  • Free US and Canadian shipping on orders over $99

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