Carbide drill bit 3-1-2 Extra Fine; head size 4.5x13mm
Carbide drill bit 3-1-2 Extra Fine; head size 4.5x13mm

Carbide Nail Drill Bit 3-1-2 Extra Fine; head size 4.5x13mm


Regular price$14.16 CAD
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Carbide Nail Drill Bit - the ultimate choice for nail technicians seeking unparalleled strength, durability, and precision in their tools. Crafted from a metal alloy that surpasses steel in strength by 10 times, these bits are meticulously designed for optimal hardness, ensuring a lasting investment for all your nail care needs.

Key Features:

Strength and Durability: The exceptional hardness and durability of this carbide bit result from the carefully formulated metal alloy used in their construction. This unique blend guarantees longevity, making these bits the reliable companions you need for flawless nail enhancements.

10 Times Stronger Than Steel: carbide nail drill bit boast a metal alloy that is an astonishing 10 times stronger than traditional steel, providing you with the strength needed for efficient and precise nail care.

Standard Crosscut: What sets our carbide bit apart is the standard crosscut design. These specialized cuts allow the bits to delicately shave off enhancement products without the risk of scratching, ensuring a smooth and professional finish every time.

Versatile Grit Options: The grid scale of our carbide bit is determined by the flutes, offering a versatile range of grit options. Deep and large flutes deliver a coarse grit, perfect for quick material removal, while shallower flutes indicate a finer grit, ideal for intricate detailing and finishing touches.

Fit for Acrylics and Gel Removal: Tailored specifically for nail technicians, this carbide bit excels in removing acrylics and gel enhancements with precision and ease.

They use:

  • initial nail polishing;
  • gentle working with keratinized nail, rough skin and callus;
  • for gel and acrylic correction;
  • gentle skin cleaning
  • ;• preparing callus around the nails;
  • preparing thick skin around nail folds.


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: 4.5x13mm

Length: 51.5mm

Grit:  Extra Fine

Bit Shape: Olive

Material: 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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