Diamond Lapidary Ball Burr - 14 pc Set dolphin 5 on the Mohs scale

5 on the Mohs scale

which means that it has excellent brilliance and sparkle when cut and polished as a gemstone

I use a specially formulated wax to press the design as a "relief casting"

4mmShaft Diameter: 2

Diamond Lapidary Ball Burr - 14 pc Set dolphin 5 on the Mohs scaleDescription: These are diamond plated Ball Burrs in a gradient set. Ball burrs are essential for carving, and one of the main burrs any gem carver uses. These burrs are a rare find because of the size of the ball burrs, as well as the fine particle size. Made In: USA Head Size: 2. 5mm to 15mm Shaft Diameter: 3. 1mm Overall Length: 45mm Case Size: 10. 5cm x 9. 5cm x 5. 5cm Grit (Optional): 220, 400, 600 Pieces: 14 piece set