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6804.21.00.90/Synthetic Diamond File for Hard Materials/Japan

Synthetic Diamond File for Hard Materials from Japan

Flexible file strips coated with agglomerated synthetic diamond for filing carbide and ceramic components. HTS 6804.21.00.90 includes such other sharpening files of synthetic diamond without frameworks. Used in toolmaking.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Document flexibility and backing material to confirm abrasive nature

• Separate from needle files to avoid 8203 classification