High-Chrome Rock Chisel Bit from Japan
Pneumatic jackhammer chisel with over 0.2% chromium cutting tip for rock breaking in tunneling. Under HTS 8207.19.30 for alloy composition improving fracture resistance. Used in demolition and mining earth boring operations.
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
• Distinguish from concrete breakers; emphasize rock end-use in documentation
• Batch import with composition uniformity proof to streamline customs
• Avoid set packaging with hammers per chapter notes on tool sets