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 20 Calendering or other rolling machines, other than for metals or glass, and cylinders therefor. Commodity Code Description 84 20 10 Calendering or other rolling machines 84 20 91 Cylinders 84 20 99 Other