Diamond Impregnated Core Drill Bit Blank from Mexico
Agglomerated synthetic diamond segments for core drill bits used in concrete and masonry drilling, supplied without framework. Falls under HTS 6804.21.00.90 for other cutting tools of agglomerated synthetic diamond. Used by contractors for core sample extraction.
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 diamond type as synthetic and agglomerated to distinguish from natural diamond tools
• Include bond type (resin/metal) in invoices for accurate subheading placement
• Watch for anti-dumping duties on Chinese-origin diamond abrasives