General description This 10-piece Tungsten Carbide Rotary Burr Set is designed for use with Dremel rotary tools, making it ideal for metal drilling, polishing, and various engraving tasks. Each burr is crafted from high-quality tungsten carbide steel, ensuring long-lasting durability and performance. Technical specifications Material: Tungsten carbide steel Stem diameter: 3 mm Cutting diameter: 6 mm Usage Suitable for wood, iron, carbon steel, alloy steel, stainless steel, copper, aluminum, marble, jade, and bone. Perfect for drilling, engraving, sanding, polishing, and removing sharp edges. Compatible with most rotary tools with a 1/8" shank. Other information