Tunnel Boring Machine Cutterhead from Canada
Rotary cutting head assembly for tunnel boring machines designed to excavate hard rock in mining tunnels. Classified in HTS 8430.39.00 as other tunneling machinery for minerals and ores.
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
• Classify as complete machinery if functional; parts go under 8430.50
• Include engineering drawings showing rock/mineral application