20 Pieces Diamond Burr Tool High Hardness Engraving Burr Wear-resistant Rotary Grinding Bits

Complete Set: This 24-piece tool accessory includes a rotary bit set with multiple diamond drill bit sizes plus 4 brass collets, giving you a convenient allall-in-single setup for rotary tools that use a rotary tool-compatible 1/8 inch shank.

Precision Drilling: Each diamond burr bit is designed for clean, controlled holes in small projects, helping you drill through glass, stone, resin, shells, and similar materials with better accuracy and less slipping.

Diamond Coating: The diamond-coatedcoated working head adds durability and cutting strength, making this drill bit set a practical choice for detailed craft work, jewelry making, and other fine finishing tasks.

Wide Compatibility: Built as a rotary tool compatible accessory, the bits fit many rotary tools and the included collets support 1.0 mm, 1.5 mm, 2.0 mm, and 2.5 mm clamping needs for a more flexible setup.

Multi-Purpose Use: From necklace charm holes to decorative beadwork and small repair jobs, this rotary bit set helps you create neat openings and detailed accents, making careful work faster and more consistent.