HQ Diamond Impregnated Core Bit from Germany
HQ-size (3-7/8 inch) diamond impregnated core bit with tungsten carbide matrix for wireline coring in mineral exploration. Classified HTS 8207.19.30.60 for core bits with tungsten content over 0.2%. Optimized for fractured hard rock recovery.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Include wireline coring system compatibility specs to confirm rock drilling classification
• Verify diamond concentration and matrix alloy certification
• Prevent misclassification as gemstone cutting tools