CNC Grinder Workhead Spindle from Japan
High-frequency spindle assembly driving grinding wheels in CNC cylindrical grinders (heading 8460, parts in 8466.93). Classified HTS 8466.93.98 for principal use with 8456-8461 machines. Achieves sub-micron surface finishes on automotive camshafts.
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
• Vibration analysis reports proving grinding frequency compatibility essential
• Specify air bearing or hydrostatic bearing technology in descriptions
• Coolant compatibility certification prevents corrosion claims