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Stone Carving Diamond Tools / Electroplated Stone Carving Diamond Burr1. Shank: 6mm/ 6.35mm2. Head diameter: 10mm/12mm3. Usage: deburring, engraving, grinding on stones, plastic, carbide, metal, glass.
4. Diamond grit: 46#, 60#,80#, 120#, 150#
5. Package: Single blister,Wooden box, PVC bag
6. Coating on the surface: Nickel / Titanimium.