M42 High-Speed Steel Square Rod from Mexico
Square cross-section rod of M42 high-speed steel, cobalt-enhanced for superior hot hardness per note (e). Commonly used in form tools and reamers requiring extended tool life. Falls under 7228.10.00 for high-speed steel bars and rods in basic forms.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Certify cobalt and molybdenum content explicitly, as M42 exceeds standard high-speed thresholds
• Document production method (hot-rolled) to differentiate from cold-drawn which may alter classification
• Beware of rust/discoloration claims; no duty allowance per chapter note