All in One Nail Drill Bit Set: With premium diamond metal, strong enough to filing, shaping, removing, drilling, and removing acrylic nails and gel nails. 10Pcs different shapes and sizes bits design, meet your diversified needs, allowing you to prepare the nail bed, clean the cuticle area, shape and shorten the nail, smoothly remove on the surface, drill nail holes, and so on. Professional Fine Nail Drill Bit: Comes with 9 fine grit bits, including flame bit, nit bit, safety bit, small cylinder bit, ball bit, micro ball bit, flat-end cylinder bit, needle bits; 1 clean brush; work great for under nails ckeaning, hard skin cleaning, cuticle removing. With a well-made case for storage and dust-proof, helping you figure out the desired bits quickly. Durable & Heat Resistance: Made of highest precision diamond metal with superior strength, sharpness, durability, heat resistance, and corrosion-resistant, long-lasting and sturdy. Ideal tool for nail salons, beauty parlors, spa or personal manicure, or pedicure. Safety Cuticle Nail Bits: Protect your skin from being harmed with superior craftsmanship and well-tested design. Gentle and smooth used, suitable for Manicurist or Beginner. Universal Size: Fit most electric nail drill or rechargeable nail file machine. We will be glad to help if anything you need, rest sure that we will stand behind our products.