U-Tools Diamond Bits Model 117 Blue - D117B Diamond Nail Drill Bits, meticulously engineered with pointed flame-shaped tips to elevate your nail care to the next level. Choose from three versatile variants to suit your specific needs: Fine bits (red) excel at: Delicately lifting sensitive cuticles. Achieving a flawless polish on the cuticle zone post-cuticle removal. Medium bits (blue) shine in tasks such as: Precisely lifting cuticles before reinforcing the nail plate with bio gel or applying acrylic. Thoroughly cleaning the nail wall for a perfect canvas. Coarse bits (green) are your go-to for: Efficiently cleaning and shaping nail plates. Removing rough cuticles with precision. Thoroughly cleaning and refining nail grooves. Addressing hyperkeratosis, small corns, and calluses with ease. Specifications: Speed Recommendation: Up to 25,000 RPM. Shank Diameter: 3/32” Head Dimensions: 1.8x8mm