PREMIUM MATERIAL Carbide cutter set Made of high-quality carbide High quality tungsten, sturdy and durable. Used on wood, iron, carbon steel, alloy steel, stainless steel, copper, aluminum and other metals, marble, jade, bone, etc. HIGH QUALITY WORKMANSHIPThe surface is smooth after carving by grinding bits, and no dust or pollution is created, the carving tools can even process a variety of high-precision mold cavities. The processing efficiency is ten times higher than the hand file and nearly ten times higher than the small grinding wheel with handle. Basically, the rotary burr set can replace the small grinding wheel with handle ADAPTABILITY: All burrs with shank compatible with Dremel or most rotary tools, precise centering. Ideal choice for your woodworking, carving, engraving and polishing, chamfering, grooving, boring, hollowing, beveling. LONG WORKING TIMEThe carving bits are easy to use, safe and reliable. The durability is ten times that of high-speed steel tools and more than 200 times that of small grinding wheels. CONVENIENT PACKAGING 10 pieces of die grinders are packed in a small plastic case with a separate slot, no need to organize always keep clean. Size: about 50mm Delivery quantity: 1 set of / 10 pieces Function: The two-jaw electric hammer can be converted into the three-jaw chuck of the electric drill. Premium Quality: