Quartzite Knife Sharpener Stone from Japan
A compact, durable quartzite block used for field-sharpening knives and axes manually, common in outdoor and survival kits. HTS 6804.30.00.00 applies as it's a hand sharpening stone of natural stone like quartzite per Chapter 68 note 2.
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 hardness/grit specs (Mohs scale) to validate as sharpening stone, not decorative