Vanadium Carbide Button Bit from Mexico
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 — Mexico → United States
15%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Rockwell hardness tests validate vanadium alloy claims
• Mark shank size/thread for interchangeability proof
• Bulk ship without adapters to maintain tool status