CNC Gear Profile Grinder from Japan
A computer numerically controlled machine designed for precision grinding of gear tooth profiles on spur and helical gears made from metal or cermets. It falls under HTS 8461.40.50.70 as a gear grinding machine not elsewhere specified, used in high-precision manufacturing for automotive and aerospace transmissions. The machine removes material through abrasive grinding to achieve exact gear specifications.
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
• Verify machine specifications match 'gear grinding' criteria per Chapter 84 notes to avoid misclassification as general grinding machines
• Include detailed technical brochures and end-use certificates proving use for gear finishing to comply with U.S
• Customs requirements