[Versatile Usage] Suitable for most drill nail machines, perfect for gel nails, whether for experienced manicurists or beginners. [Quick Nail Glue Removal] Drill bit features rough surfaces for quick and efficient cleansing, shaping, and removal of nail glue. [Efficient Nail Polishing] The versatile nail polishing head reshapes, polishes, smooths, and carves gel nails, reducing nail polishing time. [Reliable Strength] Tungsten steel material ensures durability and low cutting performance, with excellent polishing results and minimal dust. [Durable and Sturdy] Made of sturdy tungsten steel, easy to install, suitable for home or salon use, ensuring long-lasting performance. Spec: Item Type: Nail Drill Bit Material: Tungsten Steel Package List: 2 x Nail Drill Bit 2 x Storage Box[Durable and Sturdy] Made of sturdy tungsten steel, easy to install, suitable for home or salon use, ensuring long-lasting performance. [Reliable Strength] Tungsten steel material ensures durability and low cutting performance, with excellent polishing results and minimal dust. [Efficient Nail Polishing] The versatile nail polishing head reshapes, polishes, smooths, and carves gel nails, reducing nail polishing time. [Quick Nail Glue Removal] Drill bit features rough surfaces for quick and efficient cleansing, shaping, and removal of nail glue. [Versatile Usage] Suitable for most drill nail machines, perfect for gel nails, whether for experienced manicurists or beginners.