M1.6 x 4mm Metric Micro Screw

Metric M1.6 x 4mm pan head micro screw of steel for precision instruments, under 7318.15.60.80. Essential for cameras, optics, and small mechanism assembly.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China6.2%+35.0%41.2%
🇲🇽Mexico6.2%+10.0%16.2%
🇨🇦Canada6.2%+10.0%16.2%
🇩🇪Germany6.2%+10.0%16.2%
🇯🇵Japan6.2%+10.0%16.2%

Alternative Classifications

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

7318Same rate: 41.2%

If not meeting screw definition

Threaded articles not specifically enumerated as screws.

9002.11.40Lower: 37.45% vs 41.2%

If lens mount component

Optical element fasteners classify with lenses.

9106.90Lower: 12.3% vs 41.2%

If watch/clock part

Timepiece micro-fasteners take horological 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

Micro-thread pitch verification with thread gauge

Anti-corrosion treatment specs for optical use

Clean room packaging certification for contamination control