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.
gasoline engine powered tools, specifically chain saws, [ concrete rubbing machines, concrete vibrators, power trowels, concrete screeds, cutoff saws and rail grinders; pneumatic motor powered tools, specifically chain saws, concrete vibrators, drills, screwdrivers, nutsetters, impact wrenches, grinders, sanders and circular saws; ] electric motor powered tools, specifically chain saws, [ concrete rubbing machines, concrete vibrators, terrazo grinders, flexible shaft grinders, sanders, polishers, and brushes; ] chain saw guide bars, chain saw sprockets, saw chain, flexible shafts, spindles; and parts for all such tools.