Feature:1. 3 Tooth Types: Electric nail drill bits with 3 kinds of tooth from the top to down, can quickly and effectively remove nail top coat and nail glue.2. Left Right Rotation: Nail grinding bits can be rotated to the right or left for smoothing polishing, which is perfect for left and right hands.3. Multifunction: Nail art drill bits used to trim and remove dead skin from nail edges, polish inside nail edges and remove nail glue.4. Usage: Tungsten steel nail drill bitselp to quickly reshape, and polish nail gel, which is suitable for both experienced manicurists and beginners.5. Tungsten Steel: Nail grinding head ismade of hard tungsten steel, with reliable strength and high durability, can be used for a long time.Specification:Item Type: Nail Drill BitMaterial: Tungsten SteelPackage List:1 xNail Drill Bit