Description : 30pcs Titanium Coated Premium Diamond Rotary Burrs Rotary Tools Grinder For Jewelry Glass Rock<br>       Specification :  Material: Titanium  Fit for: Carved glass， jade， repair and hard objects  Product size: Shaft 3mm   Total length: 45mm  Diamond sands : Premium grade Grit 120  Quantity: 30pcs \/ Set   <br> Features : There are 30 different shapes， it can meet your needs. It can used in the mold repair， the inner hole of the repair. It havw a fine quality and reliable. More durable and cut faster than ordinary diamond coated burr. Please add water if possible when using diamond tools.<br>  <br> Package Includeded : 1x Set (30pcs) Titanium Shaft<br>  <br> More Details: