7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
[ knives, cleavers, and choppers, food-choppers, scissors, shears, clippers, punches, pincers, saw-sets, ] pliers, [ can-openers, saws, chisels, gouges, hammers, screwdrivers, planes, hatchets, axes, vises, awls, augers, gimlets, reamers, bits, awls, and ] tools, tool-handles, [ spokeshaves, scrapers, ] wrenches, [ stocks and dies, tap-borers, ] claws, [ tongs, ] clamps [ , hoes, mattocks, picks, axle-pulleys, screw-pulleys, side pulleys, tackle or swing pulleys, clothes-line pulleys, and well-wheels ]