Ahier 120 Grit Diamond Burr Set 20PCS Rotary Diamond Burr Set 1 8 Shank Stone Carving Set Diamond Burr Bits Drill Kit for Engraving Carving Rotary tool

Diamond Burr Bit Set is a new brand and professional for Abrasive Tools. Diamond rotary bit set has 20 pieces in total Diamond rotary grinding tools have 6 different grinding bits for abrasive, engraving, cutting, polishing, carving, and etching, with 120 grits, have a rougher surface which is quicker than the larger grit burrs when sanding, polishing, and engraving Diamond grinding burr drill bit mix dit is high working efficiency, perfect grinding effect. Convenient to engrave, simple to use, safe, and reliable. Diamond-coated grinding gear used for sculpturing, dressing, precision grinding, and internal grinding carbide in ceramic, glass, precious stone, alloy, and many other abrasive materials. NOTE: Please add water for cool when using diamond bits.