Multifunctional Nail Drill Bit Set: The nail file drill bits come with 7 pieces, including 6 pieces nail drill bits, 1 piece nail brush and 1 case for storing and carrying. Superior Material: The nail drill bit set is made of superior tungsten steel carbide and pottery. Tungsten steel carbide is hard wearing, high hardness and high strength, rust resistance and durability. To protect against overheating damage through heat resistance. Ceramic bits can be cleaned and sterilized and will never rust. They could generate less dust with little friction and heat when using. Portable and Compact Design: The nail drill bits feature portable design and light weight. Small packaging box, fit for pocket and easy to carry, best choice for home, work, shop, travel, etc or rechargeable manicure nail file machines. To protect your skin from damage with superior craftsmanship and strictly tested design. Function: Tungsten Carbide Nail File Drill Bits can be designed for nail beautification, nail painting, cleaning and nail care. You can sharpen, grind, polish, shape, manicure and exfoliate. It is the best choice for nail salon, beauty salon, spa or personal manicure pedicure. DIY nail art at home. It's fun and happy to apply nails at home with family and friends. Product Descriptions Product Description: This nail drill bit set will revolutionize your professional nail art! You can easily polish your gel nails or acrylic nails and grind your perfect nail shape. Features: The tungsten steel carbide material is resistant to corrosion and rust. Ceramic bits can be cleaned and sterilized and never rust. They could generate less dust with little friction and heat when using. Sharpen and remove peeling like a wind, cut your time in half. Portable and compact design is professional for you, to manicure your skin and protect it from damage. Easy to carry when traveling. You can do your nail art anytime. anywhere. Specifications: Material: Carbide and Ceramic. Size: 2.35mm (3/ 32 inch) shank, suitable for most standard size nail drills. Package Contents: 6 x Nail Drill Bits. 1 x Nail Brush. Warm Tip : Clean and sterilize the drills after each procedure. Scrub with a brush and rinse with soapy water.