Note before Use: Please don't use any Tungsten Carbide nail drill bits which have already been dropped, or the bits will be broken during use and may get people hurt. Right Hand Use: With one direction working direction, this carbide nail drill bit only works for right-hand use, also suitable for both left-handed and right-handed use if your nail drill machine has forward and reverse functions. Professional Carbide Nail Drill Bit: Made of premium strength tungsten carbide material, this high precision machining nail bit comes with excellent heat dissipation, low vibration, low noise, and hard-wearing features. Perfect nail care tool for nail techs and nail enthusiasts. Small Round Tapered Nail Drill Bit: Tapered shape with safety small round ends can easily clean the hard-to-reach areas, gently and effectively remove the dust and bulk under the nails, the edge of the cuticle, and dead skin around, or remove the rhinestones. Perfect manicure preparation tool for nail salons and professional nail techs. Small Round Tapered Nail Drill Bit | Color: Rose Gold | Grit: Medium - M | Shank Size: 3/32'' | Right Hand Use.