20X Diamond Grinding Cutting Burr Set For Dremel Drill Bits Rotary Tool Grinder
20PcsDiamond Grinding Heads Mini Drill Burrs Bit Set. Uses: Mainly Used for Engraving and Polishing Glass, Jade, Precious Stones, Stones and Hard Objects, Mold Grinding. It Needs to Be Used with Electric Mill/Hanging Mill/Table Mill.