Section 16 MACHINERY AND MECHANICAL APPLIANCES; ELECTRICAL EQUIPMENT; PARTS THEREOF; SOUND RECORDERS AND REPRODUCERS, TELEVISION IMAGE AND SOUND RECORDERS AND REPRODUCERS AND PARTS AND ACCESSORIES OF SUCH ARTICLES 84 NUCLEAR REACTORS, BOILERS, MACHINERY AND MECHANICAL APPLIANCES; PARTS THEREOF 84 42 (FOR EXAMPLE, PLANED, GRAINED OR POLISHED). 84 42 30 MACHINERY, APPARATUS & EQUIPMENT FOR PREPARING/MAKING PLATES, CYLINDERS... Commodity Code Description 84 42 30 00 MACHINERY, APPARATUS & EQUIPMENT FOR PREPARING/MAKING PLATES, CYLINDERS...