Multi-functional nail drill bit set: There are 7 nail file drill bits, including 6 nail drill bits, 1 nail brush and 1 storage and carrying box. Material: The nail drill bit group is made of high-quality tungsten carbide steel and ceramics. Tungsten carbide steel is wear-resistant, high-hardness, high-strength, rust-proof and durable. It has heat resistance and prevents damage from overheating. Ceramic drill bits can be cleaned and disinfected, and will never rust. When in use, they can generate less dust, with little friction and heat. Lightweight and compact design: The nail drill has the characteristics of portable design and light weight. Small packaging box, suitable for pockets, easy to carry, the best choice for home, work, business, travel, etc. Universal size: 3/32 inch (2.35 mm) handle is designed for most electric or rechargeable nail file machines. Protect your skin from harm with excellent craftsmanship and rigorously tested design. Function: Tungsten carbide nail file drill can be used for nail art, nail polishing, nail cleaning and care. You can sharpen, grind, polish, shape, manicure and exfoliate. It is the best choice for nail salons, beauty salons, spas or personal nail pedicures. DIY nail art at home. Painting nails with family and friends at home is fun and fun. Product : This nail drill set has completely changed your professional nail work You can easily polish gel nails or acrylic nails and grind out the perfect nail shape. Features: Tungsten steel carbide material is corrosion-resistant and rust-proof. Ceramic drill bits can be cleaned and disinfected, and will never rust. When in use, they can generate less dust, with little friction and heat. Sharp as the wind and exfoliate, cut your time in half. Portable and compact design, professional manicure for you and protect your skin from harm. Easy to travel and carry. You can do your nail art anytime Anywhere. Specification: Material: Tungsten carbide steel and ceramic Size: 3/32 inch (2.35 mm) shank, suitable for most standard size nail drills Package content: 6 x Nail Drill Bits 1 x nail brush Reminder: Clean and disinfect the drill bit after each operation. Scrub with a brush and rinse with soapy water.