Loving the HONA e file
"Loving the HONA e file bits and this one has definitely become a staple in my kit!"


The Diamond Mini Flat Barrel Drill Bit is a medium grit, diamond-coated bit made for precision cuticle prep. Its mini flat barrel shape is ideal for working in tight areas, especially along the sidewalls, where stubborn cuticle can build up. This bit helps lift the proximal nail fold and gently remove non-living tissue from the nail plate, giving you a clean and thorough prep every time.
| Material | Diamond Coated |
| Function | Refines cuticle area, removes sidewall build-up, lifts proximal nail fold |
| Grit | Medium |
| Shaft Size | 3/32" (Standard) |
| Suitable For | Both Right and Left Handed Use |
| Lifespan | Approx. 3 months with proper care |
| Recommended Speed | 9–14 RPM with the HONA ProFile e-file |
Purpose: Designed for cleaning sidewalls, lifting the proximal nail fold, and refining the cuticle area.
Speed: Use at 9–14 RPM with the HONA ProFile e-file.
How to Use:
After each use, clean and disinfect the Diamond Mini Flat Barrel Drill Bit following professional salon hygiene standards. Store in a dry, dust-free case to maximise its lifespan. With proper care, the bit remains effective for up to 3 months.
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Overall rating: 4.5 / 5 from 2 reviews.
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"Loving the HONA e file bits and this one has definitely become a staple in my kit!"
"This bit is my favourite for general cuticle prep as it gives similar results to a flame bit without the stress. I previously used another brand but it had sold out so gave this a go and I really like it! Unable to comment on longevity but should last well as other HONA products do."