# United States tariff lines under HS 8466.10

> The United States tariff splits HS 8466.10 (tool holders and self-opening dieheads) into 3 national lines: 8466.10.01.10 (tool holders for forming-type or cutting-type dies), 8466.10.01.30 (holders for replaceable cutting or drill inserts) and 8466.10.01.75 (other). The general (MFN) duty is 3.9% on all 3 lines.

Source: https://border.bot/countries/united-states/hs-codes/846610
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 84](https://border.bot/countries/united-states/hs-codes/84) / [8466.10](https://border.bot/countries/united-states/hs-codes/846610)

## Key facts

- HS subheading: [8466.10](https://border.bot/hs-codes/846610)
- Duty (MFN): 3.9%
- National lines: 3
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

## United States lines under 8466.10

The United States tariff splits HS 8466.10 (tool holders and self-opening dieheads) into 3 national lines: 8466.10.01.10 (tool holders for forming-type or cutting-type dies), 8466.10.01.30 (holders for replaceable cutting or drill inserts) and 8466.10.01.75 (other).

The general (MFN) duty is 3.9% on all 3 lines.

- [8466.10.01.10](https://border.bot/countries/united-states/hs-codes/8466100110) Tool holders and self-opening dieheads, Tool holders for forming-type or cutting-type dies. Duty (MFN): 3.9%
- [8466.10.01.30](https://border.bot/countries/united-states/hs-codes/8466100130) Tool holders and self-opening dieheads, Holders for replaceable cutting or drill inserts. Duty (MFN): 3.9%
- [8466.10.01.75](https://border.bot/countries/united-states/hs-codes/8466100175) Tool holders and self-opening dieheads, Other. Duty (MFN): 3.9%

## In other countries

No other national tariff on border.bot has live lines under 8466.10 yet.

- [The Harmonized System text for 8466.10](https://border.bot/hs-codes/846610)

- Previous subheading: [8465.99](https://border.bot/countries/united-states/hs-codes/846599) Machine tools (including machines for nailing, stapling, glueing or otherwise assembling) for working wood, cork, bone, hard rubber, hard plastics or similar hard materials
- Next subheading: [8466.20](https://border.bot/countries/united-states/hs-codes/846620) Work holders

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 8466.10?

The United States tariff splits HS 8466.10 (tool holders and self-opening dieheads) into 3 national lines: 8466.10.01.10 (tool holders for forming-type or cutting-type dies), 8466.10.01.30 (holders for replaceable cutting or drill inserts) and 8466.10.01.75 (other).

### What is the duty on HS 8466.10 in the United States?

The general (MFN) duty is 3.9% on all 3 lines.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/846610.json