Proportional Divider Caliper from Canada
Two-point caliper with ratio adjustment for scaling drawings up/down. Classified HTS 9017.20.80 as drawing instrument despite caliper form. Locking mechanism maintains selected ratio.
Duty Rate — Canada → United States
14.6%
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
• Ratio mechanism documentation proves drawing function
• Differentiate from plain vernier calipers (9017.80)
• Architectural examples in literature support classification