Feature:1. 3 Tooth Shape: Grinding bit teeth become larger from top to bottom, 3 tooth shape are matched, which can improve the efficiency of grinding and gel polish removal.2. Gel Polish Removal: The top is engraved with tooth pattern, suitable for removing gel polish. Quickly remove acrylic nail and UV nail, simple and practical.3. Exfoliating Effect: Effectively remove dead skin on the edge of the nail, polish the inner edge of the nail and remove rhinestone, suitable for left and right hands.4. Easy Installation: Nail drill bit can be easily installed on nail drill machine, 2 way rotating grinding. Compact and lightweight, suitable for home and nail salon.5. Tungsten Steel Material: Nail polishing bit adopts tungsten steel material, safe and eco friendly, firm and sturdy, and stable, durable for use.Specification:Item Type: Nail Drill BitMaterial: Tungsten Steel Package List:1 x Nail Drill Bit