Yuiturt 32Pcs Dremel Bits Diamond Grinding Bit Set, 22mm Diamond Cutting Wheel with 3mm Mandrels,3mm Shank Drill Bits Set for Grinding,Stone Glass Ceramics Carving,Polishing

• Ultimate 32-Piece Rotary Tool Accessory Kit: Includes 20 diamond grinding bits in versatile shapes (spheres, cones, cylinders) and 10 precision cutting wheels, plus 2 durable mandrels for seamless compatibility with most rotary tools and die grinders.
• Widely Usage: The 3mm (1/8") shank diamond burr drill bits Ideal for home decoration and crafts, these dremel accessory are perfect for grinding, drilling, cutting, and engraving on materials like tile, ceramics, marble, granite, and more.
• Variety of Shapes: 20 PCS diamond rotary burrs, featuring 6 professional shapes, each with a 6mm (0.23in) grinding head diameter and a total length of 45mm (1.77in).
• Strong durability: Diamond grinding drill bits have a long life, and there will be no obvious wear or performance degradation after long-term use. Diamond grinding drill bits have a very long service life due to their high hardness and wear resistance. Even with long-term use, there will be no obvious wear or performance degradation.
• Enhanced Efficiency: Designed for high grinding speed and precision, these diamond drill bits improve work efficiency significantly, saving time and labor. Perfect for manufacturing or processing tasks where time and accuracy are crucial.

1. Materials--Made of diamond particle with uniform sand, thick and durable, wear resistance, high hardness and impact resistance. 2. Universal 3mm (1/8 inch) shank grinding drill bits, which compatible with most rotary tools or die grinders. Specification: Color: silver Material: ‎Diamond Country of origin ‏ : ‎ China size: 3mm (1/8 inch) Package Included: Dremel Drill Bits Note: For new tools it is necessary to try the tool for runout during installation and to adjust it until it does not runout before use. Otherwise the tool will be worn out quickly. Be sure to cool the water. In the case of dry drilling, the diamond on the tool head will be graphitized by overheating and will soon be worn out.