Crushed Miners' Diamonds for Abrasive Mining Tools from Japan
Coarsely crushed natural miners' diamonds for use in manufacturing abrasive tools for coal and mineral mining. These are unworked, unmounted, and classified under HTS 7102.29.0020 as other industrial miners' diamonds. Their durability supports heavy-duty excavation tasks.
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%
Import Tips
• Test and certify that less than 90% passes 0.5mm sieve to avoid powder subheading
• Maintain chain of custody records proving industrial end-use, not resale as gems