Wafer Polisher Quill Assembly from Canada
Quill/spindle assembly for wafer polishers bringing surfaces to semiconductor fabrication tolerances. For heading 8463 polishing machines, classified 8466.94.85.85. Critical for flatness specs in statistical note wafer preparation equipment.
Duty Rate — Canada → United States
14.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify polishing pad interface dimensions unique to semiconductor polishers
• Include cleanroom compatibility certifications (ISO Class 1) in import docs
• Avoid bundling with polishing slurry delivery systems which may classify differently