Details: 1. Product Material: This set of wood carving bits is made of high speed steel, sturdy and durable, not easy to break, long service life. 2. Different Size Drill Bits:The wood engraving tool comes with 5 different shapes of drill bits and sizes (2 mm, 2.3 mm, 2.6 mm, 2.5 mm x 2 pcs), which can meet your engraving needs in different occasions. 3. Wood carving tool set is widely used in wood carving and drilling, commonly used in wood carving, root carving, modeling, micro-carving and other finer woodworking projects for fine carving. 4. Universal 1/8 inch (3 mm) shank fits most rotary tools or power die grinders to efficiently finish, grind and shape your work. 5. Wood carving bits for rotary tool contains: 6-piece wood engraving tool comes packaged in a separate box, includes a three-blade pointed carving bit suitable for carving, sculpting, polishing, drilling, and a diamond grinding head to restore blade sharpness quickly and extend its lifespan.