Other
Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials: > Other millstones, grindstones, grinding wheels and the like: > Of agglomerated synthetic or natural diamond > Other
Duty Rate (from China)
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
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 6804.21.00.90
Synthetic Diamond Grinding Wheel for Metalworking
A precision grinding wheel made from agglomerated synthetic diamond abrasives, designed for grinding and sharpening hardened steel tools and metal surfaces. It falls under HTS 6804.21.00.90 as it is a grindstone of agglomerated synthetic diamond, excluding common framework-mounted types. Used in workshops for high-precision finishing without frameworks.
Agglomerated Diamond Polishing Pad for Stone
Flexible polishing pad embedded with agglomerated synthetic diamond grains for wet or dry polishing of granite and marble countertops. Classified under HTS 6804.21.00.90 for 'other' grinding wheels of agglomerated synthetic diamond without frameworks. Ideal for stone fabricators seeking high-gloss finishes.
Synthetic Diamond Dresser for Grinding Wheels
A single-point or multi-point dresser tool using agglomerated synthetic diamond for trueing and dressing industrial grinding wheels. It qualifies for HTS 6804.21.00.90 as an 'other' tool for trueing without frameworks, of agglomerated synthetic diamond. Essential in manufacturing for maintaining wheel profile accuracy.
Diamond Impregnated Core Drill Bit Blank
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.
Agglomerated Diamond Lapidary Saw Blade Segment
High-precision segments of agglomerated synthetic diamond for lapidary saw blades used in cutting gemstones and jewelry materials. Classified in HTS 6804.21.00.90 as other cutting grindstones without frameworks. Perfect for jewelers and stone cutters.
Synthetic Diamond Deburring Wheel
Small wheel of agglomerated synthetic diamond for removing burrs from machined metal parts in aerospace applications. HTS 6804.21.00.90 covers such other grinding wheels of synthetic diamond abrasives without frameworks. Provides superior edge finishing.
Diamond Pencil for Glass Edge Grinding
Precision-ground pencil-shaped tool of agglomerated synthetic diamond for grinding edges on glass sheets and mirrors. Fits HTS 6804.21.00.90 for other hand sharpening/polishing stones of synthetic diamond. Used in glass fabrication.
Agglomerated Diamond Burr for Jewelry Engraving
Rotary burrs made from agglomerated synthetic diamond for fine engraving on precious metal jewelry settings. Under HTS 6804.21.00.90 as other grinding/polishing tools of synthetic diamond abrasives, framework-free. For artisan jewelers.
Synthetic Diamond File for Hard Materials
Flexible file strips coated with agglomerated synthetic diamond for filing carbide and ceramic components. HTS 6804.21.00.90 includes such other sharpening files of synthetic diamond without frameworks. Used in toolmaking.
Diamond Segment for Wire Sawing Marble
Bead or segment abrasives of agglomerated synthetic diamond for multi-wire saws cutting marble blocks. Classified HTS 6804.21.00.90 for other cutting tools without frameworks. Industrial stone processing.