Tungsten-Tipped HDD Drill Head

Horizontal directional drilling (HDD) head with tungsten-alloyed (>0.2%) cutters for underground utility boring through rock. HTS 8207.19.30 due to specialized cutting part for soil/rock penetration. Essential for trenchless installation.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China5%+35.0%40%
🇲🇽Mexico5%+10.0%15%
🇨🇦Canada5%+10.0%15%
🇩🇪Germany5%+10.0%15%
🇯🇵Japan5%+10.0%15%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8430.41.00Lower: 35% vs 40%

If self-propelled boring machinery

Drill heads integral to self-propelled units classify as machinery.

8207.19Same rate: 40%

If non-alloyed or general boring tools

Fails alloy content test for premium subheading.

8207.50Lower: 12.9% vs 40%

If reengineered for metal extruding dies

Function shift to metalworking alters classification.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Include project specs showing rock boring capability for classification support

Label clearly as 'interchangeable tool' not machine part

Monitor quotas on tungsten products from certain origins

Related Products under HTS 8207.19.30

High-Vanadium PDC Drill Bit

A polycrystalline diamond compact (PDC) drill bit designed for rock drilling in oil and gas exploration, featuring a cutting edge with over 0.1% vanadium by weight for enhanced durability and wear resistance. This tool falls under HTS 8207.19.30 due to its specialized alloy composition in the cutting part, optimized for hard rock formations. It is used with rotary drilling rigs for deep well boring.

Tungsten Carbide Tricone Drill Bit

A three-cone roller bit with tungsten carbide inserts containing over 0.2% tungsten by weight, used for earth boring in mining and construction. Classified under HTS 8207.19.30 for its high-alloy cutting edges that provide superior hardness against abrasive rock. Ideal for rotary drilling in soft to medium formations.

Chromium-Alloyed Core Drill Bit

A diamond-impregnated core barrel bit with cutting matrix over 0.2% chromium by weight, for sampling hard rock in geological surveys. HTS 8207.19.30 applies due to the alloyed cutting part enhancing heat and wear resistance. Used in wireline coring systems for precise earth boring.

Molybdenum-Enhanced DTH Hammer Bit

Down-the-hole (DTH) hammer drill bit with molybdenum-alloyed (over 0.2%) tungsten carbide buttons for percussion drilling in quarrying. Falls under HTS 8207.19.30 for the high-alloy cutting part providing impact toughness. Suited for hard rock blasting hole creation.

Vanadium-Steel Auger Bit for Earth Boring

Helical auger drill bit made from high-vanadium steel (>0.1%) for soil and soft rock boring in foundation work. HTS 8207.19.30 classification due to alloyed cutting edges for extended life in abrasive earth. Compatible with skid-steer or excavator mounts.

High-Chrome Rock Chisel Bit

Pneumatic jackhammer chisel with over 0.2% chromium cutting tip for rock breaking in tunneling. Under HTS 8207.19.30 for alloy composition improving fracture resistance. Used in demolition and mining earth boring operations.