Featuring a universal 3/32 inch (2.35 mm) shank, these cutting burs are compatible with a wide array of tools including rotary tools, drills, grinders, and hanging mills, ensuring seamless integration with your existing equipment. This set includes six meticulously crafted Knife Edge Cut Lentil Burs in sizes 008, 010, 014, 018, 020, and 023, providing a versatile range of options for detailed and precise engraving work on various materials. Constructed from superior Steel, these jewelry burs offer exceptional hardness and durability, ensuring long-lasting performance. The material is also to wear and rust, making it ideal for frequent use in crafting and engraving applications. Ideal for detailed carving and engraving, these burs are perfect for working on silver, jewelry, aluminum, walnut, olive cores, beads, and other precious soft metals, offering and control in your projects., Weight: 0.01763698096 Pounds, Manufacturer: Kueohse