Doosan DNM 4000 CNC Knee-Type Mill
Doosan's DNM 4000 is a numerically controlled knee-type milling machine optimized for heavy-duty metal removal in drilling, boring, and contour milling. With Fanuc controls and a robust knee adjustment, it handles workpieces up to 4,000 lbs. Classified in HTS 8459.51.00 for its specific knee-type NC milling design.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 4.2% | +35.0% | 39.2% |
| 🇲🇽Mexico | 4.2% | +10.0% | 14.2% |
| 🇨🇦Canada | 4.2% | +10.0% | 14.2% |
| 🇩🇪Germany | 4.2% | +10.0% | 14.2% |
| 🇯🇵Japan | 4.2% | +10.0% | 14.2% |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If includes automatic tool changer
NC milling machines with ATC are separately provided in 8459.52.00.
If primarily functions as a turning center with milling capability
Lathes including turning centers with secondary milling go to 8458.
If injection molding machine with integrated milling
Machinery for working plastics with milling features classified in 8477.
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Import Tips & Compliance
• Submit engineering drawings highlighting knee mechanism to distinguish from column-type mills
• Confirm no automatic tool changer presence, as that could reclassify to 8459.52
• Label as 'for metal only' to prevent shifts to plastic/woodworking headings
Related Products under HTS 8459.51.00
Haas VF-2 Vertical Machining Center
The Haas VF-2 is a numerically controlled knee-type milling machine designed for precision metal removal through milling operations. It features a 30" x 16" work envelope, high-speed spindles up to 8,100 RPM, and CNC controls for automated drilling, boring, and threading. Classified under HTS 8459.51.00 as a numerically controlled knee-type milling machine for metalworking.
Hurco VMX24i CNC Knee Mill
The Hurco VMX24i is a compact numerically controlled knee-type milling machine for high-precision metal cutting, boring, and drilling. Equipped with WinMax CNC controls and a 24" x 18" table, it supports complex toolpaths for industrial fabrication. Falls under HTS 8459.51.00 due to its knee design and numerical control for metal removal milling.
Bridgeport Series I CNC Knee Mill
The iconic Bridgeport Series I with CNC retrofit is a numerically controlled knee-type milling machine for versatile metal removal via milling, drilling, and tapping. Its 42" x 9" table and quill feed system enable precise operations in toolrooms. HTS 8459.51.00 applies to its knee construction and numerical control features.
Sharp TM-1P CNC Knee Mill
The Sharp TM-1P is a precision numerically controlled knee-type milling machine for small part prototyping and metalworking tasks like engraving and slotting. It features Anilam controls and a compact 27" x 8" table ideal for job shops. HTS 8459.51.00 covers its knee design and CNC metal milling operations.