The Diamond Burr Set – 30 Pcs Rotary Drill Bits is an essential toolkit for professionals, hobbyists, and DIY enthusiasts who require precision in grinding, carving, engraving, polishing, and etching. Designed for versatility and durability, this burr set is suitable for use on a wide variety of materials including glass, ceramics, crystal, metals, steel, gems, carbide, brick, stone, and wood.This set includes 30 different diamond burrs, each with a 2.9–3mm shank diameter, making them compatible with most rotary tools and grinders. The assortment of shapes and sizes provides flexibility for detailed work, whether you are engraving intricate patterns on glass, sharpening tools, polishing jewelry, or smoothing rough edges on ceramics and metals.Each burr is coated with a medium grit (120–150) diamond layer, offering a balance of efficient material removal and precise control. This makes them highly effective for delicate applications where accuracy is critical. The strong diamond coating also enhances the lifespan of the bits, ensuring long-lasting performance even under frequent use.Packaged in a durable plastic storage case, the burrs remain organized, secure, and easy to transport. The compact design of the case allows for convenient storage in your workshop, toolbox, or art studio.Whether you are a jeweler working with gemstones, a craftsman designing ceramics, or a DIY enthusiast polishing metals and wood, this diamond burr set offers unmatched versatility. It provides the right tool for engraving, grinding, polishing, etching, or scribing, making it a valuable addition to any tool collection.Features:30-piece diamond burr rotary drill bit setMedium grit (120–150) for efficient grinding & carving2.9–3mm shank fits most rotary toolsAssorted shapes for versatile applicationsWorks on glass, ceramics, metals, wood, stone, and moreComes in a sturdy plastic storage caseSpecifications:Set Size: 30 PcsShank Diameter: 2.9–3mmGrit: Medium (120–150)Material Compatibility: Glass, ceramics, crystal, metals, steel, gems, wood, stone, carbide, brickPackaging: Plastic storage case