Secoroc Rockrunner Percussion Drill Bit from Japan
The Secoroc Rockrunner is a 45mm percussion rock drill bit designed for use in top hammer drilling systems in hard rock mining operations. It features a parabolic carbide insert profile for optimal penetration rates and reduced wear in granite and basalt formations. Classified under HTS 8207.19.60.30 as a percussion rock drill bit for rock drilling tools.
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
• Verify bit diameter and thread type match exactly with importer specifications to avoid misclassification; provide mining equipment end-use certification; inspect for carbide content documentation as it affects valuation