Power-operated diamond abrasive wheels, diamond-pointed metal-cutting tools; Carbide cutting tools, high speed steel cutting tools, namely, hole saws for use with power-operated machines, indexible inserts being machine parts, and taps being machine tools; Power tool accessories, namely, screwdriving bits for use with power drills, hole saws, and drill bits for use with power drills; Tool kit comprising of drill bits for power drills, hole saws, and screwdriving bits for use with power drills