Vanadium Carbide Button Bit from Japan
Threaded button bit with vanadium-enhanced carbide inserts (>0.1% V) for top hammer rock drills in open-pit mining. HTS 8207.19.30 for alloyed wear surfaces in earth boring. Provides high impact resistance.
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
• Rockwell hardness tests validate vanadium alloy claims
• Mark shank size/thread for interchangeability proof
• Bulk ship without adapters to maintain tool status