Variable Helix End Mill
An end mill with variable helix angles to reduce vibration and harmonics during high-speed machining of titanium and exotics. Fits HTS 8207.70.60 as specialized other milling tools for machine-tools.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for tapping/threading
Helix taps have specific threading subheading.
If for earth/rock boring variants
Mining tools shift to rock drilling category.
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Import Tips & Compliance
• Provide engineering justification for variable pitch to CBP if questioned
• Separate coatings (TiAlN) documentation for accurate valuation
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