With cutting part containing by weight over 0.2 percent of chromium, molybdenum, or tungsten or over 0.1 percent of vanadium
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: > Tools for milling, and parts thereof: > With cutting part containing by weight over 0.2 percent of chromium, molybdenum, or tungsten or over 0.1 percent of vanadium
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)
Subheadings
Products classified under HTS 8207.70.30
High-Speed Steel End Mill
A carbide-tipped end mill with a cutting edge containing over 0.2% chromium and 0.1% vanadium by weight, designed for precision milling in CNC machines. It falls under HTS 8207.70.30 due to its high-alloy cutting part optimized for high-speed machining of metals. Commonly used in aerospace and automotive manufacturing.
Micro-Diameter Alloy End Mill
Precision micro end mill (under 1mm diameter) with high-vanadium HSS over 0.1% for micro-machining. Meets HTS 8207.70.30 alloy specs despite small size for electronics and medical device milling. Critical for miniature mold and circuit board machining.
Carbide Tipped Roughing End Mill
Roughing end mill featuring tungsten carbide inserts with over 0.2% tungsten and chromium in the cutting part for heavy material removal. Classified under HTS 8207.70.30 for its high-alloy composition enabling durable performance in industrial milling operations. Ideal for steel and aluminum roughing in tool and die shops.
Vanadium-Alloyed Face Milling Cutter
Face milling cutter with high-speed steel body containing over 0.1% vanadium and 0.2% chromium for flat surface finishing. Meets HTS 8207.70.30 criteria due to enhanced cutting part alloys for heat and wear resistance. Used in precision machining for mold making and part surfacing.
Molybdenum-Enhanced Ball Nose End Mill
Ball nose end mill with molybdenum-alloyed cutting edges exceeding 0.2% by weight for 3D contour milling. Falls under HTS 8207.70.30 for its specialized alloy composition providing superior tool life in contoured surfaces. Essential for die and mold contouring in manufacturing.
Tungsten Carbide Slotting Cutter
Slotting cutter with tungsten carbide segments containing over 0.2% tungsten for keyway and T-slot milling. Classified in HTS 8207.70.30 due to high tungsten content in cutting edges for industrial slotting operations. Used in machinery keyseating and structural fabrication.
Chromium High-Performance Chamfer Mill
Chamfer mill with chromium-enriched HSS cutting flutes over 0.2% by weight for edge breaking and deburring. Meets HTS 8207.70.30 specifications for alloyed milling tools used in finishing operations. Critical for aerospace component edge preparation.
Indexable Insert Milling Toolholder
Milling toolholder designed for indexable carbide inserts with high-alloy cutting edges meeting 8207.70.30 criteria. The system contains over 0.2% Cr/Mo/W in operational cutting parts for face/peripheral milling. Used in high-volume production machining centers.
High-Vanadium Woodruff Keyseat Cutter
Specialized keyseat cutter with over 0.1% vanadium HSS for cutting woodruff keys in shafts. Classified under HTS 8207.70.30 for alloyed cutting performance in precision keyseating. Essential for automotive transmission and machinery shaft work.
Milling Cutter Arbor with Alloyed Pilot
Arbor assembly with integrated high-alloy (0.2% Cr+) pilot for shell end milling operations. Falls under HTS 8207.70.30 as the cutting/pilot contains specified alloys for arbor milling. Used in large-scale face milling of castings and forgings.
Tapered Shank High-Alloy Milling Cutter
MT/Morse taper shank milling cutter with Cr/Mo alloyed flutes over threshold limits. Classified HTS 8207.70.30 for integral shank and high-alloy cutting for conventional mills. Used in manual and semi-automatic milling machines.
Helical Interpolation Milling Tool
Multi-flute end mill designed for helical interpolation ramping with tungsten-enhanced edges. HTS 8207.70.30 due to over 0.2% tungsten for chip evacuation in roughing. Optimized for modern CAM toolpaths in mold making.
Alloyed Dovetail Cutter
30/45/60-degree dovetail cutter with molybdenum HSS over 0.2% for machining mating joints. Classified under HTS 8207.70.30 for specialized alloy milling in fixture and tooling work. Essential for precision angular slotting.
High-Chromium Compression Router Bit
Compression spiral bit with chromium-alloyed edges for milling composites, meeting 8207.70.30 specs. Though used in routers, classifies as machine-tool milling due to industrial alloy content. For aerospace composite panel machining.
Shell Mill with Alloy Segments
Segmented shell mill with individual high-vanadium alloy segments over 0.1%. HTS 8207.70.30 for replaceable high-alloy cutting segments in large face milling. Used for heavy roughing of cast iron and steel plates.