Of metalworking machine tools for cutting gears
Parts and accessories suitable for use solely or principally with the machines of headings 8456 to 8465, including work or tool holders, self-opening dieheads, dividing heads and other special attachments for the machines; tool holders for any type of tool for working in the hand: > Other: > For machines of headings 8456 to 8461: > Other: > Other: > Other: > Of metalworking machine tools for cutting gears
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 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 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(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 8466.93.75.00
Gear Hobbing Cutter
A precision toothed tool used in gear hobbing machines to cut involute gear teeth on cylindrical workpieces. It falls under HTS 8466.93.75.00 as a specialized part for metalworking machine tools of heading 8458 dedicated to gear cutting. The cutter's design ensures accurate tooth profiles essential for gear manufacturing.
Shaper Cutter for Gear Teeth
A rack-style cutter reciprocated in gear shaping machines to generate gear tooth profiles through linear motion. Classified under HTS 8466.93.75.00 for its principal use with gear cutting tools of headings 8456-8461. Essential for producing spur and helical gears with high precision.
Gear Shaving Cutter
A hardened helical cutter that shaves gear teeth post-hobbing for improved surface finish and accuracy. HTS 8466.93.75.00 applies as it's principally for finishing gear cutting machines in headings 8456-8461. Used in automotive and aerospace gear production.
Worm Gear Hob
Multi-threaded hob cutter specifically for generating worm gear teeth profiles. HTS 8466.93.75.00 covers its use solely with gear cutting machines of 8456-8461. Vital for speed reducers and conveyor systems.
Indexing Dividing Head for Gear Machines
Rotary dividing head with gear ratios for precise workpiece indexing during gear cutting. HTS 8466.93.75.00 for special attachments to gear metalworking machines 8456-8461. Enables accurate tooth spacing.
Helical Gear Form Cutter
Pre-formed cutter matching helical gear tooth profile for milling operations. Classified HTS 8466.93.75.00 for gear cutting machine tools headings 8456-8461. Produces gears for high-load transmissions.
Spline Hobbing Tool
Specialized hob cutter designed for producing involute splines on shafts and hubs in hobbing machines. Falls under HTS 8466.93.75.00 due to its exclusive use with gear/spline cutting machine tools of headings 8456-8461. Critical for transmission and PTO applications.
Bevel Gear Milling Cutter
Tapered cutter for generating bevel gear teeth on universal milling or dedicated gear machines. Classified HTS 8466.93.75.00 as part for metalworking gear cutting tools headings 8456-8461. Used in differential and right-angle drive manufacturing.
Gear Tooth Grinding Arbor
Precision arbor holding workpieces during gear tooth grinding in dedicated gear machines. Under HTS 8466.93.75.00 as accessory for gear cutting/grinding tools 8456-8461. Ensures concentricity for final gear specs.
Gear Roll Tester Fixture
Specialized fixture for mounting gears in roll testing machines to check mesh and backlash. Under HTS 8466.93.75.00 as attachment for gear cutting quality control machines 8456-8461. Ensures production gear functionality.