Carbide nail drill bit corn blue head EXPERT diameter 5 mm / working part 13 mm Head Size:5mm / 13mm Left-handed tungsten carbide cone drill

Left-handed tungsten carbide cone drill bit with medium blue grit and counterclockwise cutting edges

1 mm head for efficient cuticle work

7 metres per roll — yields 80+ disposable file strips per refill

Professional nail technicians performing nail length and shape correction

Silicone handle — soft

Carbide nail drill bit corn blue head EXPERT diameter 5 mm / working part 13 mm Head Size:5mm / 13mm Left-handed tungsten carbide cone drillTungsten carbide corn (barrel) bit with blue (medium) grit, 5 mm head diameter and 13 mm working part for controlled gel removal and nail preparation. Key Features 5 mm head diameter slightly narrower barrel for more precise surface work Blue (medium) grit versatile abrasion level for removal, correction, and preparation Tungsten carbide cuts cleanly with minimal heat generation Universal 2. 35 mm shank fits all standard professional e file machines