Thread-Rolling Die Set for 1/4-20 UNC Screws
A matched pair of planar thread-rolling dies for producing 1/4-20 UNC machine screws on cold heading machines by rolling threads between dies. Falls under HTS 8207.30.60.62 due to explicit inclusion of thread-rolling dies as metal forming tools. Used in fastener production for machinery.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the dies include broaching or tapping cutting edges
Interchangeable broach or tap tools for cutting threads are in 8204, not forming.
If imported as unfinished die blanks
Unfinished base metal parts for forming tools go to 8207.90.30.
If part of a complete cold heading machine
Machinery for working metal, including integrated dies, is in 8468.
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Import Tips & Compliance
• Report as a set with piece count per statistical note; include matching numbers
• Ensure thread pitch and tolerance specs (e.g
• 6g class) in import docs
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