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8482.91.00.30/Precision 4mm Sapphire Bearing Balls/Japan

Precision 4mm Sapphire Bearing Balls from Japan

Synthetic sapphire balls for ultra-precision bearings in semiconductor testing polishers, offering extreme hardness for device processing equipment.

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

• Provide gemological certification for synthetic origin; value based on manufacturing cost; HTS binding ruling recommended