Harmonized Tariff Schedule of the U.S. › Chapter 68 Articles of stone, plaster, cement, asbestos, mica or similar materials
6804.21.00.30Tariff line
Classification path
Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials
6804
Other millstones, grindstones, grinding wheels and the like
Of agglomerated synthetic or natural diamond
Articles consisting of multiple segments of diamond agglomerated with metal, attached to circular plates of steel, without cutting parts (whether or not attached to non-steel plates)
6804.21.00.30
Rates of duty
General rate (Column 1)Free
Special—
Column 230%
UnitNo.
Printed page 2454
Measure flags
for origin CN, entry date 2026-10-26 · base rate Free
- Section 301 forced-labor tariff (12.5%)9903.05.31Applies+12.5%China: Column 1 rate + 12.5% additional
- China 301 List 3 (9903.88.03)9903.88.03Applies+25%8-digit subheading 6804.21.00 is on L3
Confirmed total 37.5% · max 37.5%Full duty breakdown →