CNC Grinder Workhead from China
Complete workhead assembly for CNC grinding machines of heading 8463 used in wafer lapping/polishing prep. Under HTS 8466.94.85.85 as part principally for 8463 grinders. Provides precise rotational control for semiconductor surface flatness.
Duty Rate — China → United States
39.7%
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
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Import Tips
• Submit OEM part numbers confirming compatibility with identified 8463 grinder models
• Document hydrostatic bearing technology as evidence of semiconductor precision
• Beware of classification disputes with hydraulic/pneumatic components