Needle Shaped - Easy to get into narrow area of nails or clean underneath nail tips, Cuticle Cleaner - Specially designed for removing dead skin around nails when doing nail works, Safety Bit - Great for client comfort, no damage to the natural nail bed and cuticles, 3/32 SHANK - Fits standard nail drill machine well. The bit is great for perfecting acrylics and gel tips, Electric Drill - Ideal nail care file for professional nail tech