Size: 10mm diameter grinding head with 1/4-inch(6mm) shank.. Material: Made of diamond particles, being electroplated, durable for use.. Fits for Rotary Tools: Can be installed on the electronic grinder, engraving machines, hanging mill and hand electric drill.. Features: Suitable for fine detail work, cutting, engraving, carving, finishing, jade grinding and repair.. Applications: Ideal grinding tool for jade, ceramic, glass, wood, precious stone and other abrasive materials..
