90-piece diamond burr set, 3mm diameter – 120 grit – For glass, ceramic, wood, and metal – Compatible with rotary tools – Storage case included

General Description: Langray 3mm diameter diamond burrs are made of high-quality, fine-grained hard alloy. This kit includes 90 pieces with a variety of shapes and sizes, perfect for filing and polishing hard materials such as ceramics, granite, glass, metal, wood, and many others. These tools are ideal for crafting, home repairs, and jewelry making.

Technical Specifications: Shank Diameter: 3mm; Number of Pieces: 90; Grit: 120; Available Shapes: Ball, Cone, Spherical Cone, Cylinder, Conical Point, Needle; Compatibility and Accessories: Compatible with most rotary tools and grinders; Comes with compact storage cases for easy organization; Usage: It is recommended to use water as a lubricant when using these burrs to prevent dust splashing. They are simple, convenient, safe, and reliable to use.