Step-Reamer Diamond Bit for Oversize Coring from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
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