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8105.90.00.00/Cobalt Balls/Canada

Cobalt Balls from Canada

Precision ground cobalt balls for bearings and valves in corrosive environments. Under HTS 8105.90.00.00 as other cobalt articles, high sphericity. Alternative to tungsten carbide.

Duty Rate — Canada → United States

3.7%

Rate breakdown

9903.05.860%Universal product exemption (U.S. note 52(b))
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Import Tips

• Roundness tolerance specs confirm finished balls vs. rough spheres

• Sold individually vs sets affects packaging classification

• Size grading prevents bulk metal powder reclassification