Diamond drill bits D-90 size head 2.1x8 mm

Model D90 is a popular flame-shaped diamond nail drill bit with a rounded tip, widely used by professional nail technicians for both manicure and pedicure procedures.
The rounded flame design provides excellent control, safety, and precision, making it suitable for delicate cuticle work as well as intensive pedicure treatments.

This bit is ideal for e-file manicures, cuticle lifting, nail wall cleaning, and skin refinement, offering smooth performance without sharp edges.

Available Grit Variants

 Extra Fine (Yellow) Recommended for:

• Lifting very sensitive cuticles
• Polishing the cuticle zone after cuticle removal
  Ideal for clients with thin skin and for ultra-delicate finishing work.

 Fine (Red) Recommended for:

• Polishing the cuticle area after cuticle removal
  Perfect for gentle refinement and smooth finishing in classic and combo manicures.

 Medium (Blue) Recommended for:

• Lifting cuticles before strengthening the nail plate with biogel or acrylic
• Cleaning the nail wall
  A versatile option for daily professional use.

 Coarse (Green) Recommended for:

• Cleaning and shaping nail plates
• Lifting and removing rough cuticles
• Cleaning nail grooves
• Treating thickened skin, small corns, and calluses
  Ideal for advanced manicure and pedicure procedures.

Maintenance

After each client:

• Wash and clean the bit thoroughly
• Sterilize according to salon standards
• Dry completely before storage
• Disinfect using a solution with at least 70% alcohol

Proper maintenance ensures long service life and safe professional use.

Technical Specifications

• Maximum Speed: up to 25,000 RPM
• Shank Diameter: 3/32” (standard)
• Total Length: 45 mm
• Head Size: 2.1 × 8.0 mm
• Shape: Flame with rounded tip
• Head Material: Diamond
• Shank Material: Stainless steel

Canada:

• All orders are processed within 1-4 business days.
• Regular shipping cost is $9.90 for orders below $130 and free for orders of $130 or more.
• Express shipping cost is $31.90 for orders below $130 and $22 for orders of $130 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.

US:

• All orders are processed within 2–5 business days
• Shipping costs vary due to fluctuating carrier tariffs
• Free shipping is not available for U.S. orders at this time due to tariffs
• All orders ship with a tracking number
• We are not responsible for lost or stolen items during shipping

Returns:

• We accept returns on most new, unopened items within 14 days of delivery.
• A 15% restocking fee applies.
• Store credit available with no restocking fee (original shipping fees will be deducted).
• Customer pays return shipping; original shipping fees are non-refundable.

See our full Return Policy for details.

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!