42Pcs Diamond Grinding Bit Set, 46 Grit&120 Grit Stone Carving Set Compatible with Dremel, Burr Bits Rotary Tool Accessories 3mm Shank for Glass and Ceramic Carving, Grinding, Polishing

【Variety of shapes】The rotary tool diamond grinding drill bit set has 42 pieces in total, designed in various shapes, such as spherical, pointed cone, cylindrical, oval, bullet, flat rectangular, etc. Different designs and wide range of shapes they will Meet your different needs. 【Material】Made from diamond particles, these tools are thick, durable, wear-resistant, and exceptionally hard. Their shockproof design ensures long-term stability, significantly reducing the need for frequent replacements. 【Professional Grinding Bit Collection】Engineered for versatility, this collection provides two sets of 42 different grinding bits. This ensures you always have a backup should a bit wear out or break. Use the coarse 46-grit for rapid material removal and switch to the fine 120-grit for smooth finishing and fine detail work. 【Versatile Use】Diamond stone engraving bit are suitable for engraving, polishing, grinding, drilling, and cutting a wide range of materials, including tiles, ceramics, glass, jade, marble, granite, and other hard substances. 【Universal Compatibility】Equipped with a 3mm universal shank, these tools are compatible with most rotary tools, making your work easier and more efficient. 【Specifications】You will receive 42 diamond-coated grinding bits (20 pcs 120-grit diamond bits and 20 pcs 46-grit diamond bits, 2 grinding bit), plus a compact storage case to keep everything organised. 【Contact information】Your Account→Your Orders→Sold by：mizhiaheng→Ask a question. If you have any questions, please feel free to contact us.