20pcs/set Metal Diamond Burr Bits Drill Set Multipurpose Rotary Tool Accessory Kit Compatible For

Description: Name: Drill Set Shank diameter: about 3.1mm Full length: About 39mm Features: Grinder engraving Material: high speed steel solid carbide Subtype: Drill Group feature: 1.[HIGH COMPATIBILITY] Carbide burrs work with most small rotary tools like Dremel tools for DIY sculptors. 2. 20 Pieces of Various Shapes HSS Carbide Rotary Burrs for Dremel Tools can meet most of your needs for drilling, engraving, engraving, woodworking. 3. High-speed steel Strong and durable, not easy to wear. Packing list: 20 x Bits Drill Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.  Manual measuring,please allow 1-3mm error,thank you.