Step-Reamer Diamond Bit for Oversize Coring from China
Specialized step-reamer with multi-diameter diamond cutting structure for enlarging core holes in concrete and rock during geotechnical investigations. HTS 8207.19.60.65 covers this rotary earth boring tool due to diamond working parts. Essential for oversize sampling in engineering projects.
Duty Rate — China → United States
40.4%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include engineering drawings showing step geometry and diamond placement for classification support
• Classify based on largest working diameter to determine correct statistical size breakout