Diamond Cool Groove Nail Drill Bits DGB-2.5, shape ball, head size 2.5x2.4 mm

The Diamond Cool Groove Nail Drill bits are an innovative addition to e-file manicures. These drill bits feature non-standard cross cuts on the surface of diamond cutters, with a depth of 0.1 mm. These cuts enhance air circulation, preventing overheating of the treated surface and ensuring greater comfort during the manicure process. As a result, manicures are faster and cleaner.

Benefits of using the Diamond Cool Groove Nail Drill bits :

• Better heat dissipation: The unique cross cuts on the diamond cutters improve air circulation, preventing overheating and discomfort during the manicure.
• Sharper than regular diamond bits: The cutting edges of these bits are exceptionally sharp, allowing for precise and efficient nail work.
• Longer-lasting compared to regular diamond bits: The durable diamond coating and hexagonal shape of the bits provide increased longevity, reducing the need for frequent replacement.

The Diamond Cool Groove Nail Drill Bit are shaped like a ball, providing versatility for various nail treatments.

Fine (red) bits: These bits are designed for quickly and accurately removing raised cuticles, especially suitable for sensitive skin. They are also recommended for polishing the cuticle zone after removing the cuticle, allowing for gentle and controlled work.

Medium (blue) bits: These bits are ideal for removing dry, dead cuticles around the nails and cleaning the nail wall.

After completing a procedure with a client, it is essential to wash, clean, sterilize, and dry all the bits used. To effectively disinfect the bits, it is recommended to use a solution with at least 70% alcohol.

Recommended operating speed for the Diamond Cool Groove Nail Drill Bits Ball is up to 20,000 RPM.

• Head size: 2.5*2.4 mm
• Shank size: 42 mm
• Shank diameter: 3/32”
• Shape: Ball

Shipping fees are calculated based on order weight, package dimensions, and applicable carrier regulations. The final shipping cost will be displayed at checkout prior to order confirmation.

Delivery typically takes 2–5 business days for major cities such as Halifax, Montreal, Ottawa, Calgary, and Vancouver. Shipping to other urban and surrounding areas may take up to 7 business days, depending on location and carrier timelines.

We do not ship to P.O. Boxes. A valid residential or commercial address is required for all orders.

Local delivery options are available within select areas of the Greater Toronto Area, including Mississauga, Oakville, Burlington, and nearby cities. Availability and delivery timelines may vary.

For security purposes, we do not accept credit card payments when the billing and shipping addresses differ. In such cases, payment must be completed via e-transfer.

Please note that product colors may vary slightly due to differences in screen settings and display resolutions.

Due to the nature of beauty and personal care products, we maintain a strict no return, no exchange, and no refund policy. This policy is in place to protect both our customers and professionals by ensuring the highest standards of hygiene, safety, and product integrity.

Many items we carry—such as nail products, tools, and beauty supplies—can become compromised or unsafe once opened or handled, even if they appear unused. Accepting returns could risk cross-contamination, which is not acceptable in professional salon environments where client safety is a top priority.

By enforcing a final sale policy, we guarantee that every product you receive is new, untouched, and safe for professional use. We strongly encourage customers to review product details carefully and consult with our team if needed before purchasing.