Stone Medium just got a glow up now available in PVD Platinum coating. Same shape, improved performance & longer life span. A high-performance diamond ball bit engineered for efficient cuticle refinement and controlled removal of non-living tissue without the risk of overworking the skin. The Stone Ball 3.1mm Medium is an advanced Step 2 prep bit, designed to remove dead protein and cuticle with greater efficiency than standard ball bits. With its larger 3.1mm size it allows for faster, thorough refinement while maintaining a soft, controlled touch on the skin. This makes it ideal for: Higher quality prep Replacing cuticle nippers with confidence Technicians wanting efficiency without sacrificing control PRODUCT SPECIFICATIONS Grit Level: Medium Function: Cuticle refinement / dead protein removal Stage of Use: Prep (Step 2) Shape: Ball Head Size: 3.1mm ball Material: Real diamond abrasive (lab grown) Finish: Platinum PVD Rotation: Suitable for left & right-handed use Shaft Size: 3/32" universal fit Recommended Speed: 9,000 – 11,000 RPM Pressure: Very light, controlled Lifespan: Approx. 4-6 months WHAT IT DOES Designed for controlled exfoliation, The Stone Medium removes non-living tissue safely and efficiently. Removes dead protein and cuticle after lifting Refines the cuticle line for a clean, crisp finish Replaces the need for cuticle nippers in many cases or polishes the area after nipping COATING / FINISH Real Lab Grown Diamond Abrasive + Platinum PVD Coating Real Diamond coating provides controlled advanced exfoliation of non-living tissue Platinum PVD finish for enhanced performance and results Designed to last up to 2 x longer than standard diamond bits HOW TO USE Use after lifting the cuticle (Step 2 of prep) Work at 9,000–11,000 RPM Use very light pressure - no pushing, no repeating going over the same area Glide over the cuticle area to remove non-living tissue Keep movements controlled and consistent SYSTEM PAIRING (PROFESSIONAL USE) The Stone Medium sits at the start of your Willow prep system: Step 1: The Stone Medium – Removing the dead protein/cuticle Step 2: Diamond Polisher/Silicon Polisher - Polishing with cuticle oil