Percussion Earth Boring Hammer from Canada
Down-the-hole hammer using percussive blows to fracture and bore through overburden soils. Classified in HTS 8430.49.8050 as other boring machinery employing percussion method for earth.
Duty Rate — Canada → United States
10%
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
• Specify blow frequency, energy per blow, and bit shank type
• Include air pressure requirements and compressor compatibility
• Document bit rotation mechanism details