Chapter 6804 — Customs Tariff Headings

Basalt Millstone for Coffee Bean Grinding

A heavy basalt millstone designed for industrial coffee bean grinding in roasteries. It is made of natural stone and used for milling or grinding, which falls under tariff item 6804.10.00 for millstones and grindstones for milling, grinding or pulping. Its consistent particle size output is essential for premium coffee production.

Flint Grindstone for Grain Pulping

A durable flint grindstone engineered for pulping soaked grains in starch production. It is made of natural stone and used for pulping, which is explicitly covered by tariff item 6804.10.00. Its fine texture ensures uniform pulp output for industrial starch extraction.

Granite Millstone for Flour Milling

A large, circular granite millstone designed for traditional grain milling to produce flour. It is made of natural stone and used for milling, which falls under tariff item 6804.10.00. The stone is precisely carved for efficient grain processing.

Limestone Millstone for Corn Grinding

A traditional limestone millstone for grinding corn into masa or hominy. It is made of natural stone and used for grinding, which falls under tariff item 6804.10.00. The surface is compatible with nixtamalization processes for corn processing.

Quartzite Millstone for Spice Grinding

A traditional quartzite millstone for grinding spices in commercial food processing. It is made of natural stone and used for grinding, which falls under tariff item 6804.10.00. The stone's hardness ensures fine, contaminant-free spice grinding.

Sandstone Grindstone for Cassava Pulping

A coarse sandstone grindstone specialized for pulping cassava roots in food processing. It is made of natural stone and used for pulping, which is explicitly covered by tariff item 6804.10.00. It is ideal for tropical starch extraction operations.

Silica Grindstone for Pulping Wood

A heavy-duty silica-based grindstone used in wood pulping processes for paper production. It is made of natural stone and used for pulping, which falls under tariff item 6804.10.00. Its durable surface withstands high-pressure wood processing.

10-Inch Diamond Grinding Wheel for Stone

A 10-inch grinding wheel with multiple segments of metal-agglomerated synthetic diamond attached to a steel circular plate, designed for grinding granite and marble surfaces. It is classified under 6804.21.00 as a grinding wheel of agglomerated synthetic diamond without a framework.

11-Inch Diamond Grinding Wheel for Quartz

A heavy 11-inch steel plate wheel with diamond segments agglomerated in metal for processing quartz surfaces, used in engineered stone production. It is classified under 6804.21.00 as a grinding wheel of agglomerated synthetic diamond without a framework.

12-Inch Heavy-Duty Diamond Polisher for Marble

A large 12-inch steel plate wheel with robust metal-bonded diamond segments for heavy polishing of marble slabs. It is classified under 6804.21.00 as a polishing wheel of agglomerated synthetic diamond without a framework.

12-Inch Turbo Diamond Saw Blade with Steel Core

A 12-inch turbo-rimmed circular saw blade with a steel core and a continuous rim of metal-agglomerated synthetic diamond, designed for heavy-duty cutting of asphalt and rebar. It is classified under tariff item 6804.21.00 as a grinding or cutting tool of agglomerated synthetic diamond without a framework.

3-Inch Mini Diamond Grinding Wheel for Jewelry

A small 3-inch steel plate with fine metal-agglomerated diamond segments for polishing gemstones and jewelry molds, used in lapidary and precision work. It is classified under 6804.21.00 as a polishing tool of agglomerated synthetic diamond without a framework.

4.5-Inch Steel Plate Diamond Cutting Disc for Tile

A compact 4.5-inch diamond cutting disc with a continuous metal-agglomerated diamond rim bonded to a steel plate, intended for use with angle grinders in tile installation. It is classified under 6804.21.00 as a cutting tool of agglomerated synthetic diamond without a framework.

4-Inch Dry Diamond Polishing Pad for Concrete

A 4-inch circular steel plate with attached metal-bonded diamond segments for dry polishing concrete floors. It is classified under 6804.21.00 as a polishing tool of agglomerated synthetic diamond without a framework.

5-Inch Diamond Grinding Disc for Engineered Stone

A compact 5-inch steel disc with diamond-metal agglomerate segments for smoothing engineered quartz surfaces, used in high-volume fabrication. It is classified under 6804.21.00 as a grinding wheel of agglomerated synthetic diamond without a framework.

6-Inch Diamond Profile Wheel for Stone Edges

A 6-inch steel plate with diamond agglomerated segments for creating smooth profiles on stone edges during fabrication. It is classified under 6804.21.00 as a grinding wheel of agglomerated synthetic diamond without a framework.

7-Inch Diamond Segment Wheel for Granite Countertops

A 7-inch steel-backed wheel with multiple metal-agglomerated diamond segments for profiling and grinding granite edges. It is classified under 6804.21.00 as a grinding wheel of agglomerated synthetic diamond without a framework.

8-Inch Diamond Cup Wheel for Concrete Grinding

An 8-inch cup-shaped steel wheel fitted with multiple metal-bonded diamond segments, used for aggressive grinding of concrete surfaces. It is a grinding tool without a framework, made of agglomerated synthetic diamond, and therefore classified under tariff item 6804.21.00.

9-Inch Diamond Rimmed Steel Plate Saw Blade

A 9-inch diameter saw blade with a continuous metal-bonded diamond rim fixed to a steel core plate, used for precise cutting in stone fabrication. It falls under 6804.21.00 as a cutting tool of agglomerated synthetic diamond without a framework.

9-Inch Diamond Segment Disc for Terrazzo

A 9-inch steel disc with diamond-metal segments designed for leveling and polishing terrazzo floors. It is a segmented, non-cutting abrasive tool made of agglomerated synthetic diamond on a steel plate, without a framework, and thus falls under tariff item 6804.21.00.

Agglomerated Diamond Burr for Jewelry Engraving

Rotary burrs made from agglomerated synthetic diamond for fine engraving on precious metal jewelry settings. These are framework-free abrasive tools for grinding and polishing, fitting this tariff item.

Agglomerated Diamond Cut-Off Wheel

A thin, resin-bonded wheel made from agglomerated synthetic diamond, designed for precision cutting of ceramics, glass, and composites. It operates without a framework, making it a classic example of a cut-off wheel under this tariff item.

Agglomerated Diamond Lapidary Saw Blade Segment

High-precision segments of agglomerated synthetic diamond for lapidary saw blades used in cutting gemstones and jewelry materials. These are framework-free cutting abrasives, fitting this tariff item.

Agglomerated Diamond Polishing Pad for Stone

A flexible polishing pad embedded with agglomerated synthetic diamond grains, used for wet or dry polishing of granite and marble countertops. It is an abrasive tool without a framework, made of agglomerated synthetic diamond, and therefore classified under tariff item 6804.21.00.

Agglomerated Diamond Segments for Marble Circular Saws

High-performance segments featuring metal-bonded synthetic diamond grit for circular sawblades specialized in marble cutting. These are agglomerated diamond segments without a framework, fitting this tariff item.

Diamond Deburring Wheel

An agglomerated synthetic diamond wheel optimized for deburring machined metal edges post-CNC operations. It is a framework-free abrasive tool used for finishing and trueing, falling squarely under this tariff item.

Diamond Grinding Wheel for Steel Polishing

A high-precision grinding wheel made from agglomerated synthetic diamond abrasives, designed for polishing and finishing steel surfaces in metalworking. It is a framework-free abrasive tool, fitting the scope of this tariff item.

Diamond Impregnated Core Drill Bit Blank

Agglomerated synthetic diamond segments intended for core drill bits used in concrete and masonry drilling, supplied without a framework. These cutting segments are abrasive tools of agglomerated synthetic diamond, falling under tariff item 6804.21.00.

Diamond Lapping Plate

A flat plate embedded with agglomerated natural diamond particles for ultra-fine lapping of precision optical and semiconductor components. It is an abrasive tool for polishing without a framework, matching this tariff item.

Diamond Metal Saw Blade Segments for Granite Cutting

Prefabricated segments made from synthetic diamond particles agglomerated with metal powder, designed for attachment to circular saw blades used in cutting granite slabs. They are framework-free abrasive segments, fitting this tariff item.

Diamond Pencil for Glass Edge Grinding

A precision-ground, pencil-shaped tool made of agglomerated synthetic diamond, used for grinding edges on glass sheets and mirrors. It is a hand sharpening or polishing stone without a framework, classified under tariff item 6804.21.00.

Diamond Polishing Pad Backer Steel Plate

A steel circular plate with an attached continuous diamond agglomerated rim segment, used as a backing for polishing pads in marble finishing. It is classified under 6804.21.00 as a part of a polishing tool of agglomerated synthetic diamond.

Diamond Polishing Pad for Stone

A hook-and-loop backed pad with agglomerated synthetic diamond for wet polishing granite and marble countertops. It is a flexible abrasive tool without a permanent framework, fitting this tariff item.

Diamond Segment for Wire Sawing Marble

Beads or segments of agglomerated synthetic diamond used in multi-wire saws for cutting marble blocks. These are abrasive cutting tools without frameworks, classified under tariff item 6804.21.00 for industrial stone processing.

Diamond Segment Steel Core Grinding Wheel for Granite

A heavy-duty grinding wheel with a continuous diamond-metal agglomerate rim on a 7-inch steel plate, optimized for polishing and shaping granite countertops. It is classified under 6804.21.00 as a grinding wheel of agglomerated synthetic diamond without a framework.

General Purpose Steel-Backed Diamond Rim Cutter

A versatile 7-inch cutter with a continuous metal-diamond agglomerate rim on a steel plate, designed for cutting brick, block, and pavers. It is classified under 6804.21.00 as a cutting tool of agglomerated synthetic diamond without a framework.

Industrial Diamond-Metal Segments for Quartz Countertop Saws

Heavy-duty segments combining agglomerated industrial-grade diamonds with a cobalt-metal matrix for circular sawblades processing engineered quartz countertops. These are framework-free abrasive segments, fitting this tariff item.

Metal-Bonded Diamond Segments for Concrete Saw Blades

Robust segments with diamond/metal agglomeration tailored for circular sawblades cutting reinforced concrete, providing superior heat resistance and cutting efficiency. They are framework-free abrasive segments, fitting this tariff item.

Precision Diamond Grinding Disc

An ultra-thin disc of agglomerated natural diamond for grinding thin wafers in electronics production. It is a framework-free abrasive tool for precision grinding, aligning with this tariff item.

Premium Diamond Agglomerate Segments for Porcelain Tile Saws

Precision-engineered segments agglomerating fine synthetic diamonds with metallic bonds for circular sawblades slicing porcelain and ceramic tiles without chipping. These are framework-free abrasive segments, fitting this tariff item.

Steel-Core Diamond Saw Blade for Concrete Cutting

A saw blade with a continuous rim segment of metal-agglomerated synthetic diamond attached to a steel circular plate, designed for high-performance wet or dry cutting of concrete and masonry. It falls under 6804.21.00 as a cutting tool of agglomerated synthetic diamond.

Synthetic Diamond Deburring Wheel

A small wheel made of agglomerated synthetic diamond, used for deburring machined metal parts in aerospace applications. It is a grinding wheel without a framework, classified under tariff item 6804.21.00.

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 is a tool for trueing without a framework, classified under tariff item 6804.21.00.

Synthetic Diamond Dressing Wheel

An agglomerated synthetic diamond wheel used for dressing and truing other grinding wheels in precision machining. It is a framework-free abrasive tool for trueing operations, fitting this tariff item.

Synthetic Diamond File for Hard Materials

Flexible file strips coated with agglomerated synthetic diamond for filing carbide and ceramic components. These are sharpening files without frameworks, classified under tariff item 6804.21.00 for toolmaking applications.

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 is a grindstone without a framework, classified under tariff item 6804.21.00.

Synthetic Diamond Honing Stone

Segmented stones of agglomerated synthetic diamond for internal honing of cylinders and bores in engine manufacturing. These are framework-free abrasive stones for honing, matching this tariff item.

Agglomerated Abrasive Cylinder for Drills

Mounted ceramic cylinders for drill-mounted deburring and shaping in jewelry and small parts, with arbors attached. Though arbors may attach, the base classification is under tariff item 6804.22.00 as agglomerated abrasive grinding tools without frameworks.

Agglomerated Abrasive Polishing Disc

A flexible disc composed of agglomerated synthetic abrasives bonded with ceramics, used for polishing stone and metal surfaces. It is classified under tariff item 6804.22.00 as a grinding wheel or similar article of agglomerated abrasives, without frameworks.

Agglomerated Ceramic Cup Wheel for Stone

A cup-shaped grinding wheel of agglomerated ceramic abrasives for dry grinding granite and marble edges, framework-free for stone fabrication. It falls under tariff item 6804.22.00 as a grinding wheel of ceramics without frameworks.

Aluminum Oxide Abrasive Wheel

A durable grinding wheel made from agglomerated aluminum oxide abrasives bonded together, designed for metalworking applications like grinding and deburring steel parts. It falls under tariff item 6804.22.00 as an abrasive wheel of other agglomerated abrasives, without frameworks.

Bakelite Bonded CBN Grinding Wheel

A high-performance grinding wheel featuring cubic boron nitride (CBN) agglomerates bonded with bakelite, a synthetic phenolic resin. This wheel is designed for superabrasive grinding of hardened steels and falls under tariff item 6804.22.00 as an agglomerated abrasive product with a ceramic or resin bond.

Bakelite Bonded Sanding Mop Disc

A flap-style sanding mop disc with bakelite resin bonding, designed for rotary sanders. The agglomerated abrasive flaps are held together by synthetic resin, making it an agglomerated abrasive product under tariff item 6804.22.00.

CBN Cubic Boron Nitride Grinding Wheel

A superabrasive wheel of agglomerated cubic boron nitride (CBN) for hardened steel grinding, used in aerospace manufacturing. It falls under tariff item 6804.22.00 as a grinding wheel of other agglomerated abrasives, without frameworks.

Ceramic Angle Grinder Wheel 4.5 Inch

A standard 4.5-inch depressed center ceramic wheel for heavy-duty angle grinders in construction, with a long-life formula for steel beams and rebar. It falls under tariff item 6804.22.00 as a ceramic grinding wheel without frameworks.

Ceramic Bonded Flap Disc

A flap disc abrasive wheel with ceramic-bonded flaps of abrasive cloth, used for sanding and finishing metal surfaces. It qualifies under tariff item 6804.22.00 as an abrasive wheel of ceramics or agglomerated abrasives, without frameworks.

Ceramic Brick Polishing Pad

Heavy-duty ceramic pads for polishing concrete blocks and brick in masonry restoration, with hook-and-loop backing for easy tool change. They fall under tariff item 6804.22.00 as ceramic polishing wheels or pads for stone surfaces, without frameworks.

Ceramic Deburring Wheel for Aerospace Parts

A precision ceramic abrasive wheel used to remove burrs from titanium and aluminum aerospace components. It operates without a framework and is made of ceramic abrasives, which places it under tariff item 6804.22.00 for other agglomerated abrasives or ceramics.

Ceramic Finishing Cone for Welds

Tapered ceramic cones designed for smoothing weld beads in stainless steel pipework. These are ceramic abrasive tools used for polishing and trueing metal surfaces, without frameworks, fitting the scope of tariff item 6804.22.00.