Diamond Grinding Head Burr-Diamond drill bits used for sculpturing, dressing, precision grinding and internal grinding carbide in ceramic, glass, precious stone, alloy and many other abrasive materials High Quality-The cutting discs are sharp and strong, making them perfect for Cutting gemstones, glass, geramics, porcelain, tiles, carbide, rocks, aluminium and copper. Diamond burr set made of diamond particle with reliable quality, thick and durable, wear resistance, high hardness and impact resistance, sturdy enough for fine detail work Universal Shank-Rotary tool diamond burrs set,Shank Diameter：0.118"(3mm); Compatible with most power rotary tools. The metal cutting discs and diamond drill bits kit is a great tool as well as ideal gift for DIY hobbyists. This stone carving tools for dremel tile cutting blade comes with 2 mandrels that can be mounted while using the cutting blade, allowing the tool to be fixed and stabilized to give it great results! Multi-functional-Diamond grinding