Enhance your grinding and engraving tasks with this set of 20 Diamond Burs. Each bur features a high-quality alloy shank and a grinding head with a diamond coating. The shank diameter is 6mm, and the grit is With its rougher surface, the 180 grit diamond bur works more efficiently than ordinary grinding heads, allowing you to achieve precise and smooth results. It can be used on various hard materials including stone, glass, metal, wood, tile, ceramic, marble, and granite. This diamond cutter set includes more than 10 different shapes, providing you with versatility in abrasive, grinding, engraving, cutting, polishing, and engraving tasks. Whether you're working on jewelry, crafts, or other projects, these diamond burs will meet your needs. Compatible with electric grinders, engraving machines, and pneumatic engraving pens, these diamond burs are perfect for chamfering, treating grooves in mechanical parts, and finishing mechanical parts. They are designed to deliver exceptional performance and durability. Upgrade your grinding and engraving tools with these high-quality diamond burs. Order now and experience the difference in your projects.