New

Ask Wove anything about tariffs.

Try Tariff Assistant

Precision Wafer Grinder from Japan

Single-side wafer grinders back-grind wafers to ultra-thin dimensions (<50μm) while maintaining die strength. Under HTS 8442.30.01 for semiconductor printing component preparation.

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

• Document minimum grind thickness and taper control specifications

• Temporary bonding systems classified separately under 8442.90 parts

• High-value diamond wheels declared as accessories