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HTS heading 8466: Parts and accessories suitable for use solely or principally with the machines of headings 8456 to 8465, including work or tool holders, self-opening dieheads,

Heading 8466 of the US Harmonized Tariff Schedule covers Parts and accessories suitable for use solely or principally with the machines of headings 8456 to 8465, 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. Below: every rated tariff line in it with its general duty rate, Section 301 China status and exclusions, then a page per line with a free duty calculator.

Official USITC HTS, 2026HTSRev22 · check on hts.usitc.gov

Heading 8466 at a glance

Goods named in this heading (official line texts): Tool holders and self-opening dieheads, For machine tools used in cutting gears, Dividing heads, Machines, Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates…, Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates…, For water-jet cutting machines, Cast-iron parts not advanced beyond cleaning, and machined only for.

Subheadings (6-digit)

All tariff lines in heading 8466

LineDescriptionGeneralSection 301 (China)Exclusions
8466.10.01Tool holders and self-opening dieheads3.9%List 1 +25%
8466.20.10For machine tools used in cutting gears4.6%List 1 +25%
8466.20.80Work holders: Other3.7%List 1 +25%
8466.30.10Dividing heads and other special attachments for machines: Dividing heads3.7%List 1 +25%
8466.30.60Other special attachments: Machines2.9%List 1 +25%
8466.30.80Other special attachments: Other8%List 2 +25%
8466.91.10Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates…FreeList 3 +25%
8466.91.50For machines of heading 8464: OtherFreeList 1 +25%
8466.92.10Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates…FreeList 1 +25%
8466.92.50For machines of heading 8465: Other4.7%List 1 +25%
8466.93.11For water-jet cutting machinesFreeList 1 +25%
8466.93.15Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates…FreeList 3 +25%
8466.93.30Of metalworking machine tools for cutting gears5.8%List 1 +25%
8466.93.53Other: Other4.7%List 1 +25%
8466.93.60Cast-iron parts not advanced beyond cleaning, and machined only for the removal of fins, gates…FreeList 1 +25%
8466.93.75Of metalworking machine tools for cutting gears5.8%List 1 +25%
8466.93.96Parts and accessories of machine tools of subheadings 8456.11, 8456.12, 8456.30, 8457.10, 8458…FreeList 1 +25%
8466.93.98Other: Other4.7%List 1 +25%
8466.94.20Bed, base, table, column, cradle, frame, bolster, crown, slide, rod, tailstock and headstock c…FreeList 1 +25%
8466.94.40Cast-iron parts not advanced beyond cleaning, and machined only for the removal …: OtherFreeList 1 +25%
8466.94.65Bed, base, table, column, cradle, frame, bolster, crown, slide, rod, tailstock and headstock c…4.7%List 1 +25%
8466.94.85Other: Other4.7%List 1 +25%

All of chapter 84 · Chapter 84 rate summary · HTS lookup

General information from the official US Harmonized Tariff Schedule (USITC) and USTR Section 301 notices in HTS Chapter 99; not legal or customs advice. Classification is decided by CBP; confirm with a licensed customs broker or a CBP binding ruling.

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