M42 Cobalt Molybdenum Rougher

M42 grade HSS roughing end mill with >0.2% molybdenum and cobalt for high-temperature milling of titanium alloys. HTS 8207.70.30.60 captures its alloy specs for machine-tool interchangeability. Aerospace-grade performance tool.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China5%+35.0%40%
🇲🇽Mexico5%+10.0%15%
🇨🇦Canada5%+10.0%15%
🇩🇪Germany5%+10.0%15%
🇯🇵Japan5%+10.0%15%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8207.70.30Same rate: 40%

If specific stat break for certain roughers

Statistical suffixes differentiate roughing from standard end mills.

8204.20.00Higher: 44% vs 40%

If interchangeable for handtools

Hand-operated tool bits separate from machine-tool versions.

8431.49.90Lower: 35% vs 40%

If parts for mining machinery

End-use in earth-moving equipment shifts classification.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Reference AISI M42 standard in docs to validate Mo content

ITAR check if for defense/aerospace end-use

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