Borers in the nature of hand-operated augers; diamond drill bits for hand drills; Diamond cutting tools for hand-operated tools, namely, drill bits with diamond tips and diamond coating, drill bits with carbide tip and carbide coating; Hand operated tools, namely, impact drills, core drills, stationary drills, screwdrivers and impact screwdrivers, for drilling and countersinking natural stone, artificial stone, glass, ceramics, and composite materials; Hand tools, namely, tile cutters; Hand t...