Power-operated abrasive wheels; Abrasive disks for power-operated sanders; Abrasive disks for power-operated grinders; Abrasive wheels for power-operated grinders; Precision machine tools, namely, hard metal tools, high speed steel (HSS) tools, carbide tools, ceramic tools, poly crystalline diamond (PCD) tools, and diamond-coated and diamond-uncoated tools, and hard metal tools, all for use in the cutting and forming of materials by others; Power-operated grinding wheels; Flap discs for power-operated grinders; Machine parts, namely, polishing discs for power-operated grinders