All-in-one Nail Drill Head Set: Featuring premium diamond metal, strong enough to file, shape, remove, drill, and remove acrylic nails and gel nails. 10pcs different shapes and sizes bits design, meeting your diversified needs, allowing you to prepare the nail bed, clean the cuticle area, shape and shorten the nail, smoothly remove the surface, drill nail holes, and so on. Professional Fine Nail Drill Head: Comes with 9 fine grit bits, including flame head, barrel bit, safety head, small barrel head, ball head, micro-ball head, flat-end barrel head, needle heads; 1 cleaning brush; works great for cleaning under nails, cleaning calluses, removing cuticles. With a well-made case for storage and dustproof, helping you quickly find the desired bits. Durable and Heat Resistant: Made of top precision diamond metal with superior strength, sharpness, durability, heat resistance, and corrosion resistance, long-lasting and sturdy. Ideal tool for nail salons, beauty parlors, spas, or personal manicures or pedicures. Safety Cuticle Nail Bits: Protect your skin from being damaged with superior craftsmanship and well-tested design. Gentle and smooth use, suitable for manicures or beginners. Universal Size: Fits most electric nail drills or rechargeable nail file machines. We are happy to help if you need anything, rest assured that we stand behind our products.