Large Module Gear Tombstone
Heavy-duty tombstone fixture for extra-large module gears (Module 20+). Multi-face design with integral coolant and chip evacuation for roughing operations. HTS 8466.20.10.90 gear cutting work holder.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If general large part tombstones
Tombstones without gear cutting features are other accessories.
If basic fabricated steel structures
Plain heavy steel without work holding classified as steel articles.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Specify maximum gear OD (3000mm+) and module capacity
• Include static/dynamic load ratings for large gear blanks
• Heavy fixtures may trigger 7326 scrutiny; emphasize machine specificity
Related Products under HTS 8466.20.10.90
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A fixture plate with precision-machined T-slots and location holes for mounting gear blanks in shaping machines. Ensures repeatable positioning for accurate gear tooth profiles. HTS 8466.20.10.90 classification as work holder for gear shaping tools.
Gear Hob Arbor Support
Steady rest support for long gear blanks on hobbing arbors, preventing deflection during deep tooth cutting. Pneumatic or mechanical actuation with micrometer adjustment. HTS 8466.20.10.90 gear cutting work holder.
Rack Gear Work Pallet
Indexing pallet system for straight rack gear blanks with linear positioning stops for precise tooth spacing during shaping or broaching. Modular design for different rack lengths. HTS 8466.20.10.90 classification.
Internal Gear Centering Mandrel
Expanding mandrel with taper lock for precise centering of internal gear ring blanks during shaping or skiving operations. Self-centering design prevents bore distortion. Gear cutting work holder HTS 8466.20.10.90.
Cluster Gear Family Fixture
Multi-station fixture for simultaneous cutting of compound cluster gear families. Independent clamps with phase adjustment for proper mesh alignment. Specialized work holder HTS 8466.20.10.90.
Gear Blank Quick-Change Base
Quick-change work holder base with Hirth ring coupling for sub-1-minute gear blank exchanges on hobbing centers. Repeatability <0.0001". Designed for high-volume gear production. HTS 8466.20.10.90.