Okamoto ACC-3224DX Universal Grinder

Numerically controlled external cylindrical grinding machine with universal grinding head for small precision parts like aerospace bearings and medical instrument shafts. Employs CBN wheels for finishing hardened tool steels and cermets. Fits HTS 8460.23.0055 as external/universal cylindrical type.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China4.4%+35.0%39.4%
🇲🇽Mexico4.4%+10.0%14.4%
🇨🇦Canada4.4%+10.0%14.4%
🇩🇪Germany4.4%+10.0%14.4%
🇯🇵Japan4.4%+10.0%14.4%

Alternative Classifications

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

8460Same rate: 39.4%

If surface grinding configuration

If primarily flat surface rather than cylindrical finishing, classifies under surface grinding machines.

8466.30Lower: 18% vs 39.4%

If dividing heads or indexing accessories dominate

Machines where indexing accessories represent main function classify as accessories.

9031.49Lower: 10% vs 39.4%

If precision measuring integrated

If grinding function secondary to metrology/measuring, falls under Chapter 90.

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

Include wheel balance test certificates; unbalanced grinding wheels cause classification disputes

Document maximum workpiece diameter (<24") to confirm not centerless type under different subheading

For Japanese imports, provide JIS certification matching US machine safety standards

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