4-Inch Impreg Bit for Geological Survey from Mexico
Surface-set impregnated diamond bit for shallow geological sampling in exploration drilling. Classified in HTS 8207.19.60.70 as other rotary core bits for rock drilling. Optimized for consistent penetration in varied rock types.
Duty Rate — Mexico → United States
12.9%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify impreg diamond distribution and rock matrix for accurate HTS verification
• Include geological survey end-use statements to support classification