| Tariff Classification | 
| 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 |  | chapter 84 | Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof |  | 84.66 | Parts and accessories suitable for use solely or principally with the machines of headings 84.56 to 84.65, including work or tool holders, self-opening dieheads, dividing heads and other special attachments for the machines; tool holders for any type of tool for working in the hand: |  | 8466.30 | -Dividing heads and other special attachments for machines: |  |  | --For machines of heading 84.64 and 84.65 |  |