Percussion Earth Boring Hammer from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 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