Features: Polish your nails: Intersectant stripes of the drill head can help you polish your nails. Remove the dead skin: Small size and cuspidal design make it easier to remove the dead skin near your nails. It also can be used to remove dead skin from fingernails and toenails. Tungsten Carbide: It is made of Tungsten Carbide, not easy to rust. Many uses: Can also be used for wiping away nail gel. The storage box is provided, easier to store. Specifications: Size: Fine (F), Medium (M), Coarse (C), Extra Coarse (XC) Type: Nail Drill Bit Material: Tungsten Carbide Weight of Drill Bit: Approx 1.1g Total Weight: Approx 3.0g / 0.1oz Length of Drill Bit: 12.8mm / 0.50" Total Length: 45mm / 1.77" Product Advantages: Higher Hardness Excellent Heat Dissipation Easy To Clean Resistance to acid, alkali Best Universality Suitable for manicures, pedicures use, etc Package List: 1 Pcs Nail Drill BitEASY TO CLEAN AND FOR NAILS: No Clogging, Resistance of Acid, Alkali, and Heat. Suitable for natural nails and artificial nails. The smooth surface is easy to be cleaned with water after each use, It is so important to keep your and your client’s nails . Suitable for Professional use or Personal use. USES: This Tool Can be worked on Nail files, Shaping and Cutting nails, Grinding, Sanding, Polishing, Removing Dead Skin, Remove Gel nails, Powder Nails, Acrylic Nails and so much more. NAIL CARE: With durability, it'll perform well in strength - Pointed Performance and Cutting Performance. With Good Care, You can use them for a long time. DURABLE AND STURDY TUNGSTEN MATERIAL: Designed to have a strong Gold Carbide. These nail art tools are hard-wearing, durable, and also crafted with delicate. With excellent heat dissipation, the bits won't overheat during use. NAIL DRILL BITS: The nail drill bit is made of tungsten carbide material which is durable for long-time use, sturdy, enough to remove hard gel nails more quickly than some other material, and does not hurt nails when removing nail polish or acrylic.