Tungsten Carbide Tricone Drill Bit from Mexico
A three-cone roller bit with tungsten carbide inserts containing over 0.2% tungsten by weight, used for earth boring in mining and construction. Classified under HTS 8207.19.30 for its high-alloy cutting edges that provide superior hardness against abrasive rock. Ideal for rotary drilling in soft to medium formations.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide metallurgical analysis reports proving tungsten content to justify alloyed classification
• Avoid bundling with non-tool parts; ship as individual bits to prevent set classification issues
• Check for IADC code labeling, common for tricone bits, to support rock drilling end-use