[Widely Usage]Carbide burrs fit most small tools,die grinders,for woodworking drilling carving engraving milling porting. [Diffrent Shapes]Different shapes can meet your need,easy to grasp and use, safe and . [High Quality Material]Made of heat-treated tungsten carbide material,sintered and machined from 100% new raw tungsten carbide. [Application]Used for metal working in mold and pattern making, die sinking, surface cleaning and maintenance,perfect for opening holes, or porting heads on ferrous materials. Color: As Shown Material: tungsten steel Package Contents: 8pcs Carbide 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.