Dividing heads and other special attachments for machine tools

US trade by year

US imports were $104.9M in the 12 months to Aug 2026, up 16% on the 12 months to Aug 2017. US exports were $104.3M, up 57%. In January 2022 the HS 2022 revision moved some goods between this code and 8524.11, 8524.12, 8524.19 and 12 more, so part of a change across the dashed line can be the revision. In January 2017 the HS 2017 revision moved some goods between this code and 8542.31, 8542.32 and 8542.39, so part of a change across the dashed line can be the revision. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

• Germany
• Canada
• Taiwan
• Japan
• All countries

Who supplies the US

August 2026. Small figures under each value are the change from August 2025. Landed cost by origin, below, adds freight and duty to the price.

The 3 largest suppliers had 54.5% of US imports over the last 12 months.

Landed cost by origin

What importers paid to land this product at a US port from each main supplier, June–August 2026: the price, freight and insurance to the first US port, and duty, per unit. Suppliers with 3% or more of these imports, cheapest landed first. Small figures under landed cost are the change from the same months a year earlier.

• Price
• Freight and insurance
• Duty

Landed at a US port, Italy was cheapest, at $6.16 each: 77.9% below China.

Landed cost from Japan rose 490% on a year earlier, to $6,055 each, mostly on price: $871.88 each then, $5,197 each now.

How the market is shifting

Canada gained the most share: 18.3% of US imports over the last 12 months, up from 11.3% in the 12 months before. China lost the most: 5.1%, down from 9.3%. The charts show September 2024 to August 2026 for the 4 largest suppliers over the last 12 months. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

• Germany
• Canada
• Taiwan
• Japan
• All countries

Tariff actions touching this product

When the duty paid on this product changed and stayed changed, for its main suppliers and all countries, newest first, with the Federal Register notices that named the product in the 3 months before. Rates are medians of the 4 months either side, less any usual seasonal swing. A change shows what happened to duty paid, not why; read each notice for what it did.

1. January–March 2026 · Duty paid: Taiwan 22.8% → 12.9%, China 57.2% → 45.2%.
2. April–August 2025 · Duty paid: Germany 4.6% → 14.0%, Taiwan 11.3% → 22.4%, Japan 3.7% → 13.3%, China 33.0% → 61.5%, all countries 7.8% → 15.5%.
3. December 2020 · Duty paid: China 23.0% → 29.8%.
4. December 2019 · Duty paid: China 23.7% → 18.3%.
5. April 2019 · Duty paid: China 27.5% → 21.0%.
6. August 2018 · Duty paid: China 6.2% → 29.3%.

Markets abroad

Each country's own import figures for this product, from UN Comtrade: the 8 biggest importers outside the US in the latest year each has reported, what they bought from the US, and the change from the year before. Values usually include freight and insurance to the importer's border, so they run a little above US export figures. Countries report a year or more late; 119 have reported 2025 so far. Where a country's figure for imports from the US is under half or over double what the US recorded exporting there that year, the US figure is shown under it.

The biggest market outside the US is India, which imported $242.7M of this product in 2025, 0.6% of that from the US.

The US supplies 36.5% of imports into Mexico, but under 10% into India, China and Italy.

Of these, imports into India grew fastest: up 14% from 2024 to 2025.

Related products

Other products under heading 8466: parts and accessories for use with machine tools of headings 8456 to 8465, including work or tool holders and other special attachments. US trade over the 12 months to August 2026.