4-Inch Dry Diamond Polishing Pad for Concrete from Japan
A 4-inch circular steel plate with attached metal-bonded diamond segments for dry polishing concrete floors. Classified under HTS 6804.21.00.30 due to its multiple diamond agglomerate segments on a steel plate, excluding cutting edges, for grinding and polishing applications. Commonly used in construction and renovation.
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
• Label as 'polishing only' to distinguish from cutting wheels and prevent misclassification under cutting tool codes
• Provide grinding RPM specifications in invoices to confirm non-cutting use per HTS description
• Check for anti-dumping duties on Chinese-origin diamond abrasives; origin certificates are essential