Luo ke 5 Pcs Concave Arc Diamond Burs, 1/8'' Shank Coarse Grit Diamond Mounted Engraving Bits Diamond Burs for Bracelet/Ring Making Tools for Rotary Tools (80#)
Special Features
- Concave burr are made of 80# premium diamond particle for sharp cutting
- All of diamond burs are 1/8'' shank fit rotary tools, drill and pneumatic power tools
- Concave arc shape grinding head design suitable for bracelet / ring making
- Great for field stone, ceramics, glass, agate, tile, marble , jewelry, rock etc
- Be sure to cool the water (like a drip device in a hospital) when you carving
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