CNC Gear Hobbing Machine Hob Arbor from China
High-precision arbor shaft that mounts hobbing cutters in gear hobbing machines (heading 8458) for spline and gear tooth cutting. Classified HTS 8466.93.98 as a tool holder for 8456-8461 machines. Essential for automotive transmission gear production.
Duty Rate — China → United States
39.7%
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
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Import Tips
• Provide hob runout and taper specifications (e.g
• Hirth ring compatibility) in technical data sheets
• Demonstrate exclusive use with gear hobbing machines via customer end-use statements
• Balance certification required for high-speed operation above 1000 RPM