Hydraulic Internal Grinder for Cylinder Bores from Japan
Machine tool with hydraulic workhead for grinding internal cylindrical bores in metal engine components and semiconductor vacuum chamber parts. Falls under HTS 8460.29.0130 as other internal cylindrical grinding equipment for metal finishing.
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
• Specify maximum bore diameter capacity in documentation; affects distinction from small precision grinders
• Ensure hydraulic fluid compatibility declarations; EPA compliance for imported systems
• For multi-spindle models, count as single machine vs set to avoid duty escalation