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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for use with manual broaching machines
Broaches classify as separate tools under Chapter 82 tooling provisions.
If parts for heading 8464 gear grinding machines
Grinding-specific spline tools go under different machine heading parts.
If single-point cutting for lathe-based spline production
Lathe tooling (8458 context but general use) shifts to Chapter 82.
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Import Tips & Compliance
• Specify spline module and pressure angle in customs entry to confirm gear-type classification
• Provide photos and CAD files showing hob geometry for CBP review
Related Products 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.