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 55 Metal-rolling mills and rolls therefor 84 55 10 Tube mills Commodity Code Description 84 55 10 00 Tube mills
