Other
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: > Dividing heads and other special attachments for machines: > Other special attachments > Other
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 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
Products classified under HTS 8466.30.80.00
Live Tooling Turret for Swiss Lathes
Driven tooling turret attachment for Swiss-type lathes (8458), enabling milling/drilling on rotating parts. Special attachment under HTS 8466.30.8000 for heading 8458 machines. Synchronous spindle speeds up to 15,000 RPM.
Automatic Pallet Changer Interface
Special attachment interface kit for horizontal machining centers enabling unmanned 8-pallet changes. HTS 8466.30.8000 for heading 8464-65 special attachments. Pneumatic/hydraulic docking system.
Probe Calibration Fixture for CMM-Integrated Mills
Special calibration attachment for mills with integrated coordinate measuring, ensuring probe accuracy to 1 micron. HTS 8466.30.8000 other special attachments for 8459-61. Kinematic mounting design.
CNC Machine Rotary Table Attachment
A precision rotary table designed as a special attachment for CNC milling machines in headings 8459-8461, enabling 4th axis machining by rotating the workpiece during operation. It falls under HTS 8466.30.8000 as a dividing head or other special attachment for these machine tools. This accessory is used solely with metalworking machinery for complex contouring tasks.
Universal Dividing Head for Milling Machines
A mechanical dividing head attachment for use with milling machines (8459-8461) that allows precise workpiece indexing for gear cutting and spiral milling operations. Classified under HTS 8466.30.8000 as a dividing head, a special attachment principally suited for these machine tools. It features worm gear indexing plates for accurate angular divisions.
Angle Head Attachment for Machining Centers
An angle head special attachment for machining centers (8464-8465) that redirects spindle axis to 90 degrees, enabling access to undercuts and deep cavities without repositioning. Falls under HTS 8466.30.8000 as other special attachments for these machines. Essential for 5-sided machining in a single setup.
Quick-Change Tool Adapter for Lathes
A rapid tool change adapter system as a special attachment for engine lathes (8458), allowing instant turret indexing without manual adjustments. HTS 8466.30.8000 covers this as other special attachments principally for heading 8458 machines. Improves productivity in high-volume turning operations.
Tilting Rotary Table for Vertical Mills
Precision tilting rotary table attachment for vertical milling machines, providing 2-axis workpiece manipulation for helical and compound angle machining. Classified in HTS 8466.30.8000 as other special attachments for mills (8459). Features hydraulic or manual tilt mechanisms up to 120 degrees.
Extended Reach Boring Head Adapter
Special attachment extending boring bar reach by 24+ inches for machining centers, preventing spindle interference in deep hole operations. HTS 8466.30.8000 for other special attachments to 8464-65 machines. Vibration-dampened design for heavy cuts.
High-Speed Spindle Speed Multiplier
Gearbox attachment multiplying machining center spindle speed 1:4 for micromachining down to 0.1mm features. HTS 8466.30.8000 other special attachments for 8465. Runout <2 microns at 40,000 RPM.