Percussion rock drill bits
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 > Percussion rock drill bits
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 8207.19.30.30
Atlas Copco Cop 1838 Rock Drill Bit
This percussion rock drill bit is designed for use in Atlas Copco COP 1838 shank adapters in surface and underground mining operations. It features a high-performance carbide insert with cutting edges containing over 0.2% chromium and tungsten by weight for extended durability in hard rock formations. Classified under HTS 8207.19.3030 due to its percussion mechanism and alloyed cutting part composition.
Sandvik RH556 Percussion Drill Bit
Sandvik RH556 is a threaded percussion rock drill bit optimized 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 superior wear resistance. Fits HTS 8207.19.3030 for percussion-type bits with high-alloy cutting parts.
Boart Longyear NF1806QL Percussion Bit
Boart Longyear NF1806QL is a 45mm diameter percussion drill bit for underground drilling with QL shank system. The spherical carbide buttons contain molybdenum over 0.2% by weight for impact resistance in fractured rock. Classified in 8207.19.3030 as a percussion rock drill bit with specified alloy composition.
Element Six Secoroc Rockway 76 Bit
Element Six Secoroc Rockway 76 percussion bit features Le carbide inserts with over 0.1% vanadium for aggressive penetration in medium-hard rock. Used in 76mm top hammer systems for blast hole drilling. Meets HTS 8207.19.3030 criteria for percussion bits with high-alloy cutting edges.
Halco 400 Series DTH Hammer Bit
Halco 400 Series down-the-hole (DTH) percussion rock drill bit for 4-inch hammers in water well and mining applications. Convex gauge buttons with tungsten carbide over 0.2% provide face cleaning and stability. HTS 8207.19.3030 applies to its percussion design and alloyed cutting part.
Robit Rockrider R110 Percussion Bit
Robit Rockrider R110 is a symmetric percussion drill bit for 32-45mm holes in granite and basalt formations. Chromium-alloyed ballistic buttons exceed 0.2% Cr content for percussion impact. Classified under 8207.19.3030 for alloy specification and rock drilling function.
Niken Hammerdog XL Percussion Drill Bit
Niken Hammerdog XL percussion bit for long-hole drilling with R32 thread, featuring domed buttons with molybdenum-enhanced carbide over 0.2%. Ideal for tunneling and underground mining. HTS 8207.19.3030 due to percussion type and high-alloy cutting composition.
Prodrill T38 Percussion Rock Bit
Prodrill T38 thread percussion bit with drop center design and tungsten carbide buttons over 0.2% W for blast hole drilling. Used in 64-89mm applications for surface mining. Fits 8207.19.3030 for percussion rock tools with alloyed cutting parts.
Rock Tech R32 64mm Percussion Bit
Rock Tech R32 64mm percussion drill bit with parabolic gauge buttons containing vanadium >0.1% for steering control in hard rock. Extension rod compatible for drift bolting. 8207.19.3030 classification for percussion type and specified alloys.
Epiroc R32 45R Percussion Drill Bit
Epiroc R32 45R round button percussion bit optimized for mixed rock conditions with chromium-carbide over 0.2% Cr. SpeedBit design for 45mm holes in underground mining. HTS 8207.19.3030 for alloyed percussion rock drilling tools.