Diamond Nail Drill Bits D-100 shape bud, head size 2.5*5 mm The Diamond Nail Drill Bits, expertly crafted in a bud shape thoughtfully designed for nail care routine with precision and versatility. Available in three specialized variants: Fine Bits (Red) ideal for: Treating pterygium. Gently raising the non-adjacent cuticle. Safely opening sinuses. Lifting sensitive cuticles. Medium Bits (Blue) perfect for: Raising the non-adjacent cuticle. Opening sinuses. Lifting cuticles before strengthening the nail plate with bio gel or applying acrylic. Cleaning the nail wall. Coarse bits (green) are recommended for: Cleaning and shaping nail plates. Lifting and removing rough cuticles. Treating hyperkeratosis, small corns, and calluses. Specifications: Speed Recommendation: Up to 25,000 RPM. Shank Diameter: 3/32” Head Dimensions: 2.1x8mm Bit Shape: Bud Material Head: Diamon