[Material] Made of and practical high-speed steel material, long-lasting use. [Versatile Use] These burr bits are suitable for engraving and milling on materials such as metal, wood, plastic, fiberglass, and PVC. [Efficient Cutting]With a cutter diameter of 1/4inch (6mm), these burrs provide precise and efficient cutting, carving, notching, and routing. [Wide Compatibility] The 1/8Inch shank diameter makes it compatible with most die grinders and rotary tools, offering versatility in woodworking applications. [Convenient Package] This set includes 10 tungsten carbide cutting/carving/routing burrs, providing a cost-effective solution for your woodworking projects. Colour:As Shown Material:Metal Package Contents: 1 * Tungsten Burr Set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.