Heading 6804

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

10 declarable lines

Heading 6804 covers millstones, grindstones, grinding wheels and similar abrasive articles without frameworks, plus hand sharpening or polishing stones and parts. It is split by use and material: milling and pulping stones, agglomerated diamond articles, other agglomerated abrasive or ceramic articles, natural stone articles, and hand stones.

Products in this heading

Diamond segments for circular sawblades
Continuous rim diamond wheels on steel plates
Multiple-segment diamond grinding wheels on steel plates without cutting parts
Resin-bonded grinding wheels
Abrasive wheels of other agglomerated abrasives
Grinding wheels of natural stone
Hand sharpening stones
Millstones for grain milling

How to choose the right subheading

Check whether the article is a millstone or grindstone for milling, grinding or pulping.
Identify whether the abrasive is agglomerated diamond, other agglomerated abrasive or ceramic, or natural stone.
For agglomerated diamond, check whether it is a segment for a circular sawblade, a continuous rim segment on a steel plate, multiple segments on a steel plate without cutting parts, or other.
For other agglomerated abrasives or ceramics, check whether it is bonded with synthetic resins, an abrasive wheel, or other.
Check whether the article is a hand sharpening or polishing stone.

Often confused with

Sandpaper and abrasive cloth
Abrasive grain is on a paper or textile base, not made as a wheel or stone.
Heading 6805
Worked stone tiles and countertops
These are worked building stone articles, not abrasive grinding articles.
Heading 6802
Brake pads and clutch linings
These are friction material articles for brakes or clutches.
Heading 6813
Mineral wool insulation
This is heat or sound insulating mineral material, not an abrasive wheel or stone.
Heading 6806

Frequently asked questions

What is the HTS code for diamond segments for circular sawblades?

Diamond segments for circular sawblades made of diamond agglomerated with metal are classified under 6804.21.00.10. The general (MFN) rate is Free.

What is the duty on resin-bonded grinding wheels?

Resin-bonded grinding wheels of other agglomerated abrasives or ceramics are classified under 6804.22.10.00. The general (MFN) rate is 5 cents/kg + 2%.

How do I classify a hand sharpening stone?

Hand sharpening or polishing stones are classified under 6804.30.00.00. The general (MFN) rate is Free.

Guide written from the official schedule text. Rates quoted are general (MFN) rates; check the line page for trade agreement rates and the classification of your exact product.