3Piece MultiFunction Diamond Bit Set Includes three precision bits with ultrafine, fine, and medium grit (3.3 mm diameter) for accurate cuticle care, seamless gel polish removal, detailed Russian manicures, and precise nail shaping. Designed for achieving professional salonquality results in the comfort of your home. SafetyFirst Structure Features carbide safety edges and rounded tips to help reduce the risk of nail damage. Allows gentle exfoliation of dead skin and safe, controlled handling, making it suitable for both beginners and experienced nail technicians. LongLasting Diamond Coating hardness diamond grit delivers exceptional durability for extended use. Outperforms standard carbide bits by maintaining sharpness and efficiency over time, ensuring smooth preparation without fraying or uneven wear. Universal Drill Compatibility Fits most electric nail drills with recommended speeds of 25,000–35,000 RPM. Effective for a wide range of applications including acrylic nails, dip powder systems, hard gel enhancements, and routine natural nail maintenance. Practical Application Scenarios Ideal for removing gel polish cleanly without damaging the natural nail surface. for shaping and refining acrylic or hard gel nails with a smooth, consistent finish. for precise cuticle cleaning in detailed manicure techniques such as Russian manicures. Materials and Specifications Bit Diameter: 3.3 mm Grit Types: UltraFine, Fine, Medium Coating: Industrialgrade diamond for performance and wear resistance Shank Compatibility: Standard sizes for most professional and homeuse nail drills This set combines precision, safety, and durability to make nail preparation and finishing more efficient, versatile, and professional.