Diamond Drill Grinding Bit Set, 20PCS Polishing Kits Rotary Tool Accessories wit
Features: 1. Great for polishing stone, glass, ceramics, engraving 2. Commonly used in fine engraving, jewelry processing, cutting glass, stone and ceramics, etc. 3. Grinding head size: 6mm. Includes 20 pieces with sturdy plastic case.
3mm – 25mm Rubber Polishing Burr Bit Point Rotary Tools Cylinder Bullet T-shaped
Size：3mm – 25mm. Material: Rubber. Scope of use: electric mill, hanging mill, electric drill, air mill, etc.