Hydraulic Crystal Boule Grinder Chuck from Canada
Hydraulic chuck part for holding crystal boules during grinding to exact diameters in semiconductor wafer prep equipment, classified as a hydraulic hand tool part under HTS 8467.99.0190.
Duty Rate — Canada → United States
10%
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
• Include material certificates showing compatibility with silicon/gallium arsenide; declare hydraulic pressure ratings accurately; avoid misclassification as general machinery parts