Diamond Impregnated Core Drill Bit Blank
Agglomerated synthetic diamond segments intended for core drill bits used in concrete and masonry drilling, supplied without a framework. These cutting segments are abrasive tools of agglomerated synthetic diamond, falling under tariff item 6804.21.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the segments are brazed or welded onto a drill bit shank
Complete interchangeable tools for drilling are classified in heading 82.07.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the segments are not mounted on a drill bit body, as that would reclassify them under Chapter 82
• Describe the product as abrasive segments for cutting, not as complete tools
• Verify the diamond is synthetic and agglomerated to match the tariff item
Related Products under Tariff item 6804.21.00
10-Inch Diamond Grinding Wheel for Stone
A 10-inch grinding wheel with multiple segments of metal-agglomerated synthetic diamond attached to a steel circular plate, designed for grinding granite and marble surfaces. It is classified under 6804.21.00 as a grinding wheel of agglomerated synthetic diamond without a framework.
11-Inch Diamond Grinding Wheel for Quartz
A heavy 11-inch steel plate wheel with diamond segments agglomerated in metal for processing quartz surfaces, used in engineered stone production. It is classified under 6804.21.00 as a grinding wheel of agglomerated synthetic diamond without a framework.
12-Inch Heavy-Duty Diamond Polisher for Marble
A large 12-inch steel plate wheel with robust metal-bonded diamond segments for heavy polishing of marble slabs. It is classified under 6804.21.00 as a polishing wheel of agglomerated synthetic diamond without a framework.
12-Inch Turbo Diamond Saw Blade with Steel Core
A 12-inch turbo-rimmed circular saw blade with a steel core and a continuous rim of metal-agglomerated synthetic diamond, designed for heavy-duty cutting of asphalt and rebar. It is classified under tariff item 6804.21.00 as a grinding or cutting tool of agglomerated synthetic diamond without a framework.
3-Inch Mini Diamond Grinding Wheel for Jewelry
A small 3-inch steel plate with fine metal-agglomerated diamond segments for polishing gemstones and jewelry molds, used in lapidary and precision work. It is classified under 6804.21.00 as a polishing tool of agglomerated synthetic diamond without a framework.
4.5-Inch Steel Plate Diamond Cutting Disc for Tile
A compact 4.5-inch diamond cutting disc with a continuous metal-agglomerated diamond rim bonded to a steel plate, intended for use with angle grinders in tile installation. It is classified under 6804.21.00 as a cutting tool of agglomerated synthetic diamond without a framework.