- Exceptional Durability: Crafted from heat-treated tungsten carbide, these drill bits achieve a hardness of HRC70, ensuring they remain sharp and robust for extensive use. - Precision Compatibility: With a cutting edge diameter of 6mm (0.24 inches) and a shank diameter of 3mm (0.12 inches), these bits are designed to fit Dremel rotary tools and most other small rotary tools, providing versatility for various tasks. - Organized Storage: Each set includes 10 drill bits neatly stored in a compact box, making it easy to keep them organized and ready for use. When clamped properly, these bits enhance the cutting process for reverse milling, minimizing back-and-forth motions and reducing chip scattering. - Versatile Applications: Ideal for fine detail work, these bits are perfect for a wide range of applications including metalworking, woodworking, model making, wood carving, jewelry crafting, welding, chamfering, casting, deburring, and grinding. - Practical Use Scenarios: 1. Wood Carving: Achieve intricate designs and precise detailing on wood projects with ease. 2. Jewelry Making: Create fine details in metal and other materials for custom jewelry pieces. 3. Model Making: Perfect for shaping and refining small components in model kits, ensuring accuracy and a professional finish. These drill bits combine strength, precision, and versatility, making them an essential addition to any toolbox for professionals and hobbyists alike.