Power saw blades; Power-operated grinding wheels; Polishing system for use in single-head machines comprising grinding and polishing discs for stone profiling and edges; Tile removal and cutting machines; Blades for electric rotary cutting machines; Diamond-pointed metal-cutting tools; 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 ratchet wrenches; Blades for power saws; Core drilling bits