Mainly used to polish glass, jade, engraving, hollow out, chamfer, repair abrasive and other hard objects. Type：Grinding Heads. Colour：As shown. Material：Diamond. Use water as coolant. Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.
This product would be ideal for precision cutting and grinding projects requiring a diamond round burr drill bit with adjustable diameter ranging from 3mm to 10mm.
