ITEM NAME:Diamond Grinding Head Short Inverted Conical Carving Tool 8mm Description: Perfect grinder parts Short inverted conical diamond coated head Can be installed on the electronic grinder, hanging mill and hand electric drill (not included here) Used for sculpturing, dressing, grinding and internal grinding car.Short inverted conical diamond coated head. 1 Piece Diamond Grinding Head. Can be installed on the electronic grinder, hanging mill and hand electric drill (not included here). Material: Diamond. The color may be different for different display, pls understand.