A threaded button bit designed for top hammer rock drills, featuring cermet buttons that provide impact and wear resistance for hard rock penetration. This tool is used in quarrying and other earth-boring operations, and its working part is made of cermets, which qualifies it under this tariff item.

8207.13.00

Cermet Chisel Bit for Hydraulic Breaker

A heavy-duty chisel bit with a cermet cutting edge, used for hydraulic rock breakers in demolition and earth-boring applications. The cermet working part provides durability for fracturing tough bedrock, making it classifiable under this tariff item for rock drilling tools.

8207.13.00

Cermet Cross Bit for Pneumatic Drills

A cross-cut bit with cermet wings, designed for pneumatic rock drills in underground mining. It offers efficient penetration in medium-hard rock, and its cermet working part aligns with the tariff item's specification for rock drilling tools.

8207.13.00

Cermet Down-the-Hole Hammer Bit

A down-the-hole (DTH) hammer drill bit with cermet gauge and face buttons, used for deep mining holes in hard rock formations. The cermet working part provides high impact resistance, qualifying it under this tariff item for rock drilling tools.

8207.13.00

Cermet PDC Core Drill Bit

A polycrystalline diamond compact (PDC) core drill bit with cermet bonding, used for geological sampling in oil exploration. The cermet working part provides exceptional abrasion resistance for earth boring, fitting the tariff item's scope for rock drilling tools.

8207.13.00

Cermet Reaming Bit for Blast Hole Drilling

A reamer bit with cermet blades, designed for enlarging blast holes in open-pit mining. It ensures precise hole sizing for explosives, and its cermet working part qualifies it under this tariff item for rock drilling tools.

8207.13.00

Cermet Tipped Rock Drill Bit

A rotary drill bit for rock drilling in mining operations, featuring a working part made of cermets for superior hardness and wear resistance. This tool is specifically designed for earth boring, making it classifiable under this tariff item.

8207.13.00

Cermet Tricone Rock Roller Bit

A tricone roller cone bit with cermet inserts, used for percussion rock drilling in construction tunneling. The cermet teeth ensure longevity in abrasive conditions, and the working part is made of cermets, qualifying it under this tariff item.

8207.19.00

11-1/4 Inch NQ Core Drill Bit

The 11-1/4 inch NQ core drill bit is a surface set diamond core bit for geological core sampling in exploration drilling. It features tungsten carbide gauge protection exceeding 0.2% tungsten, ensuring durability in abrasive formations. This product falls under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

12-1/4 Inch Sealed Bearing Tricone Bit

The 12-1/4 inch sealed bearing tricone bit features TCI (tungsten carbide insert) teeth for geothermal drilling in volcanic rock. Its tungsten content exceeds 0.2% by weight, and it is formulated with high-temperature grease for extreme conditions. This bit is classified under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

8.5 Inch Tricone Rock Drill Bit

The 8.5 inch tricone rock drill bit is a tungsten carbide insert bit with sealed bearings for rotary drilling in construction pile foundations. Its tungsten content in the inserts exceeds 0.2% by weight, providing excellent wear resistance. This product falls under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

9-7/8 Inch PDC Core Bit

The 9-7/8 inch PDC core bit features reinforced tungsten carbide gauge rings for oilfield coring in hard formations. Its tungsten content exceeds 0.2% by weight, and it is designed with optimized hydraulics for efficient chip removal. This bit is classified under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

Atlas Copco Cop 1838 Rock Drill Bit

This percussion rock drill bit is designed for use in Atlas Copco COP 1838 shank adapters, primarily in surface and underground mining operations. It features a high-performance carbide insert with cutting edges containing over 0.2% of alloying elements, which qualifies it as a rock drilling tool under tariff item 8207.19.00. The bit is an interchangeable tool for hand tools or machine-tools, specifically engineered for percussive drilling in hard rock formations.

8207.19.00

Boart Longyear NF1806QL Percussion Bit

This 45mm diameter percussion drill bit is designed for underground drilling with a QL shank system. The spherical carbide buttons contain molybdenum over 0.2% by weight, providing impact resistance in fractured rock. As an interchangeable tool for rock drilling, it falls under tariff item 8207.19.00 for other rock drilling or earth boring tools.

8207.19.00

Chrome-Moly Reaming Bit

A pilot reamer bit with chrome-moly alloy cutting teeth designed to enlarge rock boreholes in geothermal drilling. The alloyed cutting surface provides high strength and heat tolerance, making it suitable for demanding earth boring applications.

8207.19.00

Chromium-Alloyed Core Drill Bit

A diamond-impregnated core barrel bit with a chromium-alloyed cutting matrix for sampling hard rock in geological surveys. The chromium enhances heat and wear resistance, making it effective for extended coring operations.

8207.19.00

Chromium-V Shank Adapter Bit

A shank adapter with an integrated chromium-vanadium cutting nose for extension rock drilling. It bridges drill and extension rods, providing a durable cutting part for earth boring in mining and construction.

8207.19.00

Diamond Core Bit Crown Replacement

The diamond core bit crown replacement is a replaceable crown with a tungsten carbide matrix exceeding 0.2% tungsten for field re-tipping of worn bits. It extends bit life in drilling operations and is designed for easy installation. This product falls under tariff item 8207.19.00 as a part of an interchangeable rock drilling tool.

8207.19.00

Element Six Secoroc Rockway 76 Bit

"This percussion bit features carbide inserts with over 0.1% vanadium for aggressive penetration in medium-hard rock. It

8207.19.00

Epiroc R32 45R Percussion Drill Bit

The Epiroc R32 45R is a round button percussion drill bit engineered for mixed rock conditions in underground mining. Its chromium-carbide buttons exceed 0.2% chromium by weight, providing enhanced wear resistance and durability. This bit is classified under tariff item 8207.19.00 as an interchangeable rock drilling tool for hand or machine tools.

8207.19.00

Halco 400 Series DTH Hammer Bit

The Halco 400 Series DTH hammer bit is a down-the-hole percussion rock drill bit used in water well and mining applications. It features convex gauge buttons made of tungsten carbide exceeding 0.2% by weight, ensuring stability and efficient face cleaning. This product falls under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

High-Chrome Rock Chisel Bit

A pneumatic jackhammer chisel with a high-chromium cutting tip for rock breaking in tunneling and demolition. The chromium alloy improves fracture resistance, making it suitable for heavy-duty earth boring operations.

8207.19.00

High Torque Rotary Rock Bit

The high torque rotary rock bit is a heavy-duty rotary bit with a chrome-moly tungsten carbide cutting structure exceeding 0.2% chromium and tungsten. It is designed for high-torque drilling rigs in large-scale operations. This bit is classified under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

High-Vanadium PDC Drill Bit

A polycrystalline diamond compact (PDC) drill bit with a vanadium-enhanced cutting edge for rock drilling in oil and gas exploration. The vanadium adds durability and wear resistance, making it effective in abrasive formations.

8207.19.00

High-V Rotary Drag Bit

A drag-style rotary bit with high-vanadium steel blades for soft rock formations in water well drilling. The alloyed blades provide extended life in abrasive earth, and the low torque design improves drilling efficiency.

8207.19.00

HQ Diamond Impregnated Core Bit

The HQ diamond impregnated core bit is an HQ-size (3-7/8 inch) bit with a tungsten carbide matrix for wireline coring in mineral exploration. Its tungsten content exceeds 0.2% by weight, and it is optimized for fractured rock formations. This product falls under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

Impreg Diamond Rotary Rock Drill Bit

The Impreg diamond rotary rock drill bit features impregnated synthetic diamonds in a tungsten carbide matrix for hard rock drilling in mining operations. Its tungsten content exceeds 0.2% by weight, providing exceptional abrasion resistance. This bit is classified under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

Indexable Insert Rock Reamer

A heavy-duty rock reamer fitted with indexable tungsten carbide inserts, designed to enlarge blast holes in quarry operations. Its working parts are of base metal and it functions as an interchangeable rock drilling or earth boring tool, which places it under tariff item 8207.19.00.

8207.19.00

Molybdenum-Enhanced DTH Hammer Bit

A down-the-hole (DTH) hammer drill bit with molybdenum-alloyed tungsten carbide buttons for percussion drilling in quarrying. The alloy provides impact toughness, making it suitable for hard rock formations.

8207.19.00

Molybdenum Rock Roller Cone

A single roller cone insert with molybdenum alloy for custom rock drilling assemblies. It is replaceable in tricone systems and designed for abrasive earth boring, providing durability in demanding conditions.

8207.19.00

Moly-Vanadium Crosscut Bit

A cross-cut rock drill bit alloyed with molybdenum and vanadium for longwall mining. The alloy composition enhances penetration rates in coal measure rock, making it effective for underground mining operations.

8207.19.00

Niken Hammerdog XL Percussion Drill Bit

The Niken Hammerdog XL is a percussion drill bit for long-hole drilling with an R32 thread, featuring domed buttons with molybdenum-enhanced carbide. Its carbide composition exceeds 0.2% molybdenum, providing superior impact resistance for tunneling and underground mining. This bit is classified under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

PDC Rotary Drag Bit for Hard Rock

A polycrystalline diamond compact (PDC) rotary drag bit with a tungsten carbide backing, engineered for directional hard rock drilling in oilfield applications. As an interchangeable rock drilling tool with a working part of base metal, it is classified under tariff item 8207.19.00.

8207.19.00

PQ Size Matrix Core Bit

A PQ-size matrix core bit with premium tungsten carbide impregnation, used for deep mineral exploration drilling to maximize core recovery in abrasive formations. Its working surface of base metal and function as a rock drilling tool qualify it for tariff item 8207.19.00.

8207.19.00

Prodrill T38 Percussion Rock Bit

The Prodrill T38 percussion rock bit features a drop center design with tungsten carbide buttons exceeding 0.2% tungsten for blast hole drilling. It is used in 64-89mm applications in surface mining, offering efficient penetration in hard rock. This product falls under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

Robit Rockrider R110 Percussion Bit

The Robit Rockrider R110 is a symmetric percussion drill bit for 32-45mm holes in granite and basalt formations. Its chromium-alloyed ballistic buttons exceed 0.2% chromium content, ensuring durability under percussion impact. This bit is classified under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

Rock Tech R32 64mm Percussion Bit

The Rock Tech R32 64mm percussion bit features parabolic gauge buttons with vanadium content exceeding 0.1% for steering control in hard rock. It is extension rod compatible for drift bolting in underground mining. This product falls under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

Sandvik RH556 Percussion Drill Bit

The Sandvik RH556 is a threaded percussion rock drill bit for top hammer drilling in quarrying and construction. Its gauge and button inserts are cemented carbide with tungsten content exceeding 0.2% by weight, providing exceptional wear life. This bit is classified under tariff item 8207.19.00 as an interchangeable rock drilling tool.

8207.19.00

Step Reamer for Hard Rock Drilling

A multi-step tungsten carbide reamer designed for progressive hole enlargement in hard rock tunneling and raise boring operations. As an interchangeable earth boring tool with a working part of base metal, it is classified under tariff item 8207.19.00.

8207.19.00

Tungsten Carbide Matrix Core Reamer

A heavy-duty core reamer with a tungsten carbide matrix body, used for enlarging pilot holes in hard rock tunneling projects. Its base metal working part and function as an earth boring tool place it under tariff item 8207.19.00.

8207.19.00

Tungsten Carbide Tricone Drill Bit

A three-cone roller bit with tungsten carbide inserts for earth boring in mining and construction. The high-alloy cutting edges provide durability and wear resistance, making it suitable for hard rock formations.

8207.19.00

Tungsten Heavy Duty Crown Bit

An impregnated crown bit with a tungsten matrix for ultra-hard rock coring in exploration drilling. The high tungsten content provides extreme durability, making it effective for demanding coring applications.

8207.19.00

Tungsten-Tipped HDD Drill Head

A horizontal directional drilling (HDD) head with tungsten-alloyed cutters for underground utility boring through rock. The specialized cutting part is designed for soil and rock penetration, making it essential for trenchless construction.

8207.19.00

Tungsten-V Alloyed Hole Opener

A rock hole opener with tungsten-vanadium alloyed wings for widening blast holes in quarries. The premium cutting metallurgy increases hole diameter efficiently, making it suitable for large-scale earth boring.

8207.19.00

Underreamer with Tungsten Carbide Blades

A hydraulic underreamer with tungsten carbide blades, designed for enlarging wellbores in hard rock formations during well completion operations. As an interchangeable earth boring tool with a base metal working part, it is classified under tariff item 8207.19.00.

8207.19.00

Vanadium Carbide Button Bit

A threaded button bit with vanadium-enhanced carbide inserts for top hammer rock drills in open-pit mining. The alloyed wear surfaces provide high impact resistance, making it effective in abrasive conditions.

8207.19.00

Vanadium-Steel Auger Bit for Earth Boring

A helical auger drill bit made from high-vanadium steel for soil and soft rock boring in foundation work. The alloyed cutting edges provide extended life in abrasive earth, making it suitable for construction applications.

8207.19.00

Vane Type Rock Reamer

A fixed vane tungsten carbide rock reamer with vanadium-enhanced cutting edges, used for straight hole deviation correction in directional drilling. Its base metal working part and role as an earth boring tool qualify it for tariff item 8207.19.00.

8207.20.00

Alloy Drawing Die

An alloy drawing die used for reducing exotic alloys, such as titanium or nickel-based superalloys, to specific diameters. It is a die for drawing metal, classified under tariff item 8207.20.00.

8207.20.00

Aluminum Profile Extrusion Die

A custom steel die engineered to extrude complex aluminum profiles such as window frames or heat sinks. It features intricate port designs that shape the molten aluminum into precise cross-sections, making it an interchangeable tool for metal extrusion. This die falls under tariff item 8207.20.00 as a die for extruding metal.

8207.20.00

Brass Rod Drawing Die

A die used to reduce the diameter of brass rods through a drawing process, commonly in plumbing fixture manufacturing. Its tapered entry prevents galling and ensures smooth metal flow. This is a die for drawing metal, classified under tariff item 8207.20.00.

8207.20.00

Brass Wire Drawing Die

A die specifically designed for brass wire production, reducing brass rod to wire through drawing. It is a die for drawing metal, classified under tariff item 8207.20.00.

8207.20.00

Carbide Extrusion Die Guide

A carbide guide bushing that directs billet flow into the die cavity during direct extrusion of aluminum profiles. This component reduces friction and wear, and as a die part, it is classified under 8207.20.00.70 as a part of metal drawing or extruding dies.

8207.20.00

Carbide Extrusion Die Insert

A replaceable carbide insert used within metal extrusion dies, providing wear resistance in high-volume aluminum profile production. It is a part of a die for extruding metal, and per Chapter 82 Note 2, parts of base metal are classified with the article they belong to. Therefore, it falls under tariff item 8207.20.00.

8207.20.00

Carbide Rod Drawing Die

A carbide rod drawing die used for reducing metal rod diameter via drawing, providing precision tooling for rods. It is a die for drawing metal, classified under tariff item 8207.20.00.

8207.20.00

Copper Tube Drawing Die

A polycrystalline diamond (PCD) die for drawing seamless copper tubes from larger billets, used in plumbing and electrical applications. It is a die for drawing metal, classified under tariff item 8207.20.00.

8207.20.00

Copper Wire Drawing Die

A diamond or carbide die optimized for drawing fine copper wires used in electrical applications. Its multi-stage reduction cones minimize wire breakage during the drawing process. This is a die for drawing metal, classified under tariff item 8207.20.00.

8207.20.00

Custom Steel Extrusion Die

A bespoke die for steel profile extrusion, used in industrial applications to shape steel into custom profiles. It is a die for extruding metal, classified under tariff item 8207.20.00.

8207.20.00

CVD Diamond Wire Drawing Die

A chemical vapor deposition (CVD) grown single-crystal diamond die for drawing precious metal wires like gold and silver. The diamond is on a support of base metal, which is allowed under Chapter 82 Note 1(c). This die falls under tariff item 8207.20.00.

8207.20.00

Diamond Wire Die Holder

A precision holder for polycrystalline diamond dies used in fine wire drawing for electronics and automotive cables. This holder ensures alignment and cooling fluid flow, and is classified under 8207.20.00.70 as a part of metal drawing dies.