This versatile set of grinding and polishing heads is designed for precision work on jewelry, and other delicate materials. The assortment of grinding stones and burrs allows for detailed engraving, shaping, and polishing, making it an essential tool for hobbyists and professionals alike. Compatible with most electric drills, it ensures smooth and efficient operation. Features -Color:Orange -Material:Stones -Size:5.00X1.20X1.20cm/1.97X0.47X0.47in -Precision grinding: achieve enhanced luster on jewelry and stones with high-precision grinding tools, designed for polishing and detailing tasks -Flexible micro drill compatibility: compatible with micro electric drills, providing effortless handling for intricate details and complex polishing requirements -Comprehensive set: includes grinding heads in various shapes, providing a solution for diverse grinding and polishing needs -stable material: crafted from wear-resistant materials to ensure extended usage, reducing replacement frequency and boosting overall efficiency -Versatile applications: perfect for jewelry crafting, model restoration, and other creative projects, enhancing the quality and aesthetics of your work Package list: 50 x polishing heads