Tungsten-V Alloyed Hole Opener from Canada
Rock hole opener with tungsten-vanadium alloyed wings (>0.2% W, >0.1% V) for widening blast holes in quarries. HTS 8207.19.30 classification for premium cutting metallurgy in earth boring. Increases hole diameter efficiently.
Duty Rate — Canada → United States
15%
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
• Quarry end-use letters prevent general tool downgrade
• Element-specific assays mandatory
• Single unit shipping avoids set statistical issues