ITEM NAME:2xDiamond Grinding Head Shank Carving Tools Round 46 Grit12/10mm Description: Designed with metal shank, diamond head, high degree wear-resisting, highly active anti-clogging and good degree of finish. Perfect for sculpturing, dressing, precision grinding and internal grinding car.2 Pieces Diamond Grinding Bit. Grit: 46# (Coarse Gravel). Great to use with high speed rotary tools, grinders and drills. Color: Gold.