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:
PRODUCT SPECIFICATIONS
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Grit Level: Medium
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Function: Cuticle refinement / dead protein removal
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Stage of Use: Prep (Step 2)
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Shape: Ball
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Head Size: 3.1mm ball
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Material: Real diamond abrasive (lab grown)
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Finish: Platinum PVD
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Rotation: Suitable for left & right-handed use
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Shaft Size: 3/32" universal fit
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Recommended Speed: 9,000 – 11,000 RPM
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Pressure: Very light, controlled
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Lifespan: Approx. 4-6 months
WHAT IT DOES
Designed for controlled exfoliation, The Stone Medium removes non-living tissue safely and efficiently.
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Removes dead protein and cuticle after lifting
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Refines the cuticle line for a clean, crisp finish
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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
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Real Diamond coating provides controlled advanced exfoliation of non-living tissue
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Platinum PVD finish for enhanced performance and results
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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:
