Miniature Needle Rollers for Wafer Polishers from Canada
Thin miniature needle rollers (under 1.0mm diameter) for ultra-precision bearings in semiconductor wafer polishers. Enable nanometer-level surface flatness preparation for fabrication. Though needles, classified under 'other' 8482.91.0090 when not matching specific needle provisions.
Duty Rate — Canada → United States
14.4%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Measure needle diameter precisely for subheading verification; include vibration test data for polisher applications; comply with cleanroom class 100 standards