Other
Interchangeable tools for handtools, whether or not power operated, or for machine-tools (for example, for pressing, stamping, punching, tapping, threading, drilling, boring, broaching, milling, turning or screwdriving), including dies for drawing or extruding metal, and rock drilling or earth boring tools; base metal parts thereof: > Rock drilling or earth boring tools, and parts thereof: > Other, including parts: > With cutting part containing by weight over 0.2 percent of chromium, molybdenum, or tungsten or over 0.1 percent of vanadium > Other: > 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 8207.19.30.90
Tungsten Mining Cross Bit
Four-wing cross bit with tungsten buttons for surface mining drills in iron ore. >0.2% W cutting part qualifies for HTS 8207.19.30.90. R32 shank.
High-Speed Steel Rock Drill Bit
A durable interchangeable rock drilling bit designed for pneumatic or hydraulic rock drills, featuring a cutting edge with high chromium content for extended wear resistance in mining operations. It falls under HTS 8207.19.30.90 due to its classification as a rock drilling tool with cutting part containing over 0.2% chromium by weight, not specified elsewhere. The bit is used in earth boring applications for tunneling and quarrying.
Tungsten Carbide Tipped Core Drill Bit
Core drill bit with tungsten carbide inserts exceeding 0.2% tungsten by weight, used for extracting cylindrical rock samples in geological surveys and mining exploration. Classified under HTS 8207.19.30.90 for its high-alloy cutting part in rock drilling tools. Ideal for hard rock formations like granite.
High Chrome Earth Auger Flight
Helical flighting with high chrome edge (>0.2% Cr) for large diameter earth augers in piling. Interchangeable for HTS 8207.19.30.90. 24-inch pitch.
Chromium Alloy Tricone Roller Bit
Tricone roller bit for rotary drilling rigs with cutting teeth containing over 0.2% chromium for abrasion resistance in oilfield and water well drilling. HTS 8207.19.30.90 applies to this earth boring tool with high chromium cutting part. Used in soft to medium rock formations.
Molybdenum-Enhanced PDC Drill Bit
Polycrystalline diamond compact (PDC) drill bit with matrix body alloyed over 0.2% molybdenum for shear cutting in directional drilling. Under HTS 8207.19.30.90 for high molybdenum rock/earth boring tool. Suited for shale gas extraction.
Vanadium Tungsten DTH Hammer Bit
Down-the-hole (DTH) hammer bit with cutting gauges over 0.1% vanadium and 0.2% tungsten for deep hole blasting in quarries. HTS 8207.19.30.90 covers this high-alloy earth boring tool. Optimized for 4-8 inch holes.
Hard Rock Button Bit with Chromium Inserts
Threaded button bit for top hammer drills with spherical chromium-alloy buttons (>0.2% Cr) for hard rock tunneling. Fits HTS 8207.19.30.90 as other high-chromium rock drilling tool. Common in underground mining.
Auger Tooth for Earth Boring with Moly Edge
Replaceable auger tooth with molybdenum-enriched cutting edge (>0.2%) for heavy-duty earth augers in construction piling. HTS 8207.19.30.90 for high-alloy earth boring interchangeable tool. Handles clay and gravel.
Cross Cut Chisel Bit Tungsten Alloy
Cross-cut chisel bit for hydraulic breakers with tungsten carbide cutting (>0.2% W) for rock breaking in demolition. Under HTS 8207.19.30.90 as high-tungsten rock tool. For 1-3 ton excavators.
Clay Auger Bit Vanadium Hardened
Helical clay auger bit hardened with >0.1% vanadium for sticky soil boring in foundation work. HTS 8207.19.30.90 for vanadium earth boring tool. 12-inch diameter standard.
Quarry Drill Rod Coupling with CrMo Insert
Drill rod coupling with chromium-molybdenum wear insert (>0.2% each) for extension in quarry drilling strings. Classed HTS 8207.19.30.90 as high-alloy rock tool part. Shank protected type.
Reamer for Borehole Stabilization Tungsten
Tungsten-blade reamer (>0.2% W) for enlarging and stabilizing boreholes in geotechnical drilling. HTS 8207.19.30.90 for high-tungsten earth boring tool. 8.5-inch gauge.
Pilot Bit for HDD Tungsten Carbide
Pilot bit for horizontal directional drilling (HDD) with tungsten carbide picks (>0.2% W) for utility installation. Under HTS 8207.19.30.90 as alloy earth boring tool. Bentonite compatible.
Mo-V Alloy Crown Bit for Concrete Coring
Diamond segment crown bit with Mo-V alloy base (>0.2% Mo, >0.1% V) for reinforced concrete coring in construction. HTS 8207.19.30.90 high-alloy rock tool. Wet/dry use.