Britney Cylinder Diamond Bit – Fine Grit (3.1 × 8.0mm)

The Britney Cylinder Fine is a precision diamond bit designed for gentle, detailed overlay refinement and natural nail preparation. Its flat, wide cylinder head (3.1mm × 8.0mm) offers fast yet controlled surface work with excellent visibility, making it perfect for finishing services and sensitive cuticle care.

The fine diamond grit delivers a softer abrasion, ensuring a smooth finish without risk of over-filing — ideal for sensitive clients or for prepping natural nails before product application.

Key Features

• Flat cylinder design (3.1 × 8.0mm) – precise and gentle surface work

• Fine grit diamond coating – safe for sensitive cuticle & natural nail prep

• Extra width (3.1mm) – faster, more efficient coverage

• PVD Gold coating – longer-lasting, scratch-resistant durability

• Dual-direction use – clockwise for removal, counter-clockwise for finishing

• Universal fit – 3/32” (2.35mm) shaft compatible with all e-files

• Suitable for left and right handed

Ideal For

✔ Gentle overlay refinement & finishing
✔ Prepping natural nails for product application
✔ Correcting uneven nail surfaces & minor cracks
✔ Soft cuticle buffing (with cuticle softener)

How to Use

Preparation

• Sterilise before use

• Insert into 3/32” chuck securely

RPM Range

• Surface refinement: 8,000–15,000 RPM

• Cuticle buffing: 5,000–8,000 RPM

• Natural nail prep: 5,000–10,000 RPM

Techniques

• Hold at 20–30° angle, feather-light pressure

• Glide in smooth strokes; avoid back-and-forth motions

• Use flat surface for edges, sides for curved shaping

Safety & Care

⚠ Do not use high speeds on natural nails
⚠ Keep contact time ≤5 seconds per area to prevent heat buildup
⚠ Not intended for bulk removal of hard product

• Brush clean after each service

• Disinfect in 70% alcohol or approved solution

• Autoclave safe for sterilisation

• Replace when grit dulls or surface smooths

Lifespan: 6–12 months with salon use