U-Tools Diamond Bits Model 10*4.0 Extra Fine D-10*4.0XF

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Diamond drill bit D-10*4.0 size head 4.0x3.8 mm The shape of the bits are "Ball” are often used for cuticle work and other nail surface treatments. Medium (blue) and Coarse (green) Bits: These bits are recommended for removing dry, dead cuticle. It suggests that these bits have a more abrasive surface and are suitable for the initial phase of cuticle removal. Fine (red) and Extra Fine ( yellow) Bits: Fine bits are recommended for polishing the cuticle zone after removing the cuticle. These bits likely have a smoother and less abrasive surface, suitable for finishing and smoothing the nail surface. Speed Recommendation: The nail drill should operate at a speed of up to 25000 RPM to ensure safe and effective use of the drill bits. Shank diameter: 3/32" Head: 4x3.8 mm Shape: Ball Show more