High Quality: The Rotary Burr Kit is made of high-performance material, hardened carbide teeth, longer service life, and structured tooth technology that removes material at an exceptional rate Different Shape: The 2 Pcs Rotary Burr Set has a great variety of shapes. The burr kit shapes include Sphere Rotary Burr, Flame Rotary Burr, Suitable for different needs Wide Use: 2 Pcs Power Rotary Carving Bit suit for engraving, carving, hollowing, grooving, expanding holes, etc. on soft materials such as wood and plastic. Fit for Dremel tools, rotary tools that can accommodate a 1/8" shank size EASY TO CONTROL: The rotating burr makes it easy to cut with or against the grain with a very smooth cutting action. The 1/8-inch diameter shaft burr is perfect for larger detail work with a die grinder Warm Note: Always ensure your Rotary Burr Set shank is well inserted into your collet and clamped down tightly CAELUM 2 Pcs Rotary Burr Kit, 1/8" Shaft, Very Coarse - Woodworking Attachment for Dremel, Foredom, DeWalt, Milwaukee Tools, Carving Burrs for Carving Engraving in Wood, Rubber, Plastic