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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include material certificates showing compatibility with silicon/gallium arsenide; declare hydraulic pressure ratings accurately; avoid misclassification as general machinery parts