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 62 MACHINE-TOOLS (INCLUDING PRESSES) FOR WORKING METAL BY FORGING, 84 62 31 NUMERICALLY CONTROLLED - SHEARING MACHINES, OTHER THAN. PUNCHING & ... Commodity Code Description 84 62 31 00 NUMERICALLY CONTROLLED - SHEARING MACHINES, OTHER THAN. PUNCHING & ...