CPM-M4 Tool Steel Polished Round 8mm from China
CPM-M4 powder metallurgy tool steel (1.4% C, 4% Cr, 4% V, 4% Mo) 8mm round bar with polished finish for high-wear applications. HTS 7228.50.10.20 covers such small-diameter tool steel with specified surface treatments.
Duty Rate — China → United States
35%
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
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Import Tips
• PM tool steels need detailed alloy cert meeting note (e) criteria
• Polish brightness/roughness specs required
• Common error: confusing with high-speed steel due to vanadium