20pcs Rotary Diamond Grinding Burr Wheel Cutting
Shank diameter: 6mm (close to 1/4 inch). Grit: 120. Total length: 60mm (2-3/8 inch). Suitable for use in grind the edge of glass, marble, rock, gemstone, jewelry, shells, tile etc.. Use with water as a lubricant will be better. Package List:
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