Underreamer with Tungsten Carbide Blades from Japan
Hydraulic underreamer with tungsten carbide blades (high molybdenum content) for enlarging wellbores in hard rock formations. HTS 8207.19.30.60 for rotary rock reamers with alloy specifications. Used in well completion operations.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Emphasize rock formation compatibility over soil to maintain rock tool status
• Blade alloy composition documentation required
• Distinguish from expandable casing tools