TIN Coated HSS Twist Drill Bit 5/16 Inch from Mexico
5/16-inch HSS twist drill with titanium nitride (TiN) coating for extended life and reduced chip welding when drilling aluminum and other gummy metals. Standard 118-degree point suits general-purpose metalworking, fitting HTS 8207.50.4030 criteria for metal-cutting twist drills.
Duty Rate — Mexico → United States
18.4%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Disclose coatings in entry docs; TiN doesn't change HTS but affects valuation
• Use reduced shank versions carefully—still 8207.50 if metal-cutting