High-Quality Materials: Our carbide burr set is made of premium tungsten carbide steel, featuring exceptional hardness and good toughness. This ensures long-term use and provides optimal results when carving metal, stone, and wood.Multifunctional Tool: The carbide drill bit set comes with a 1/8 inch shank, compatible with Dremel, Hardell, Milwaukee angle grinders, and most small rotary tools with three-jaw chucks, allowing for precise center alignment.DIY Carving Choice: This set includes 10 different shapes of rotary files, capable of meeting various work needs, including carving, polishing, deburring, grinding, cutting, welding, chamfering, casting, milling, cleaning, finishing, and precision machining.Wide Application: The double-slot grinding heads feature a cross-line design, making them more suitable for handling materials with relatively low density, such as wood, marble, jade, ceramics, glass, plastic, rubber, and some soft metals.Easy to Operate: Whether you are a beginner, apprentice, or professional, Our rotary files advanced design and excellent quality can achieve outstanding performance with high precision and efficiency.