Ideal for Precision Work: These deluxe burs are perfect for intricate filing, precise stone setting, and other specialized jewelry applications, ensuring high-quality results with every use. High-Quality Material: Crafted from durable steel, these burs promise long-lasting performance. Each set is neatly packaged in a reusable plastic pouch, making it easy to store and transport. Swiss Craftsmanship: Manufactured in Switzerland, these tools are engineered with precision and are designed to meet the highest standards of quality and efficiency in jewelry making. Specific Dimensions: Each bur measures 44.5 millimeters in length and features a 3/32 inch (2.35 millimeter) shank, making them compatible with most standard jewelry tools and providing versatility in use. Comprehensive Set: This assortment includes 12 hart burs in a range of sizes from 0.90 mm to 2.30 mm, allowing jewelers to achieve precise cuts and finishes for various designs and materials. Colour:silver Material:steel Package Contents: 12 * hart Burs Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.