This comprehensive set includes six meticulously sized burs: 008, 010, 014, 018, 020, and 023, designed to meet a variety of needs for work in jewelry making, ensuring that you have the right tool for each specific task. Constructed from superior Steel, this set of 6 jewelry making burs offers exceptional durability and resistance to wear and rust. Ideal for professional jewelers and hobbyists alike, the tools maintain their sharpness even under rigorous use. Featuring a universal 3/32 inch (2.35 mm) shank, these burs are compatible with a wide range of equipment including rotary tools, drills, grinders, and hanging mills, making them a versatile addition to any craftsperson's toolkit. Perfectly suited for detailed work on silver, jewelry, wood, walnut, olive cores, beads, and other precious soft metals, these burs enable artisans to carve intricate and set stones with and ease., Weight: 0.01873929227 pounds, Manufacturer: IMCCZONY