hand tools and implements being hand operated for the construction of machines, apparatus and vehicles, and for structural engineering, namely, saws, planes, punches; irons being non-electric hand tools, namely, branding irons, priming irons; hand tools being hand-operated, namely, adzes, augers, clamps, files, hammers, picks; knives; blades for handsaws, for shears being hand tools; tube cutters being hand tools; tube cutting instruments being hand-operated cutting tools; shearers being hand...