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Boule Diameter Grinder Indexing Head from Japan

Indexing head attachment for grinders that achieve precise boule diameters for standard wafer sizes (e.g., 300mm). Classified HTS 8466.30.60.85 per wafer prep statistical provisions.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter

Import Tips

• Include diameter tolerance data (<0.1mm) for verification

• Avoid 8466.30.60.15 for lathe-specific if grinder-principal

• Component set declarations need attachment assembly proof