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Hex Washer Head Self-Tapping Screw M8

An M8 self-tapping screw featuring a hex head with integrated washer, shank diameter of 8 mm, for metal and wood applications. Classified in HTS 7318.14.50 for its self-tapping design and qualifying diameter, separate from finer machine screws.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China8.6%+75.0%83.6%
🇲🇽Mexico8.6%+50.0%58.6%
🇨🇦Canada8.6%+50.0%58.6%
🇩🇪Germany8.6%+50.0%58.6%
🇯🇵Japan8.6%+50.0%58.6%

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

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

7318.15.50Lower: 75% vs 83.6%

If designed for pre-tapped holes (machine screw)

Machine screws without self-tapping threads go to 7318.15 subheadings for other threaded articles.

7318.21.00Lower: 80.8% vs 83.6%

If imported as spring washers only, without screw

Washers classified separately from screws under 7318.21 if not integral to the fastener.

8205.51.30Lower: 41.2% vs 83.6%

If marketed as a hand tool bit rather than fastener

Tool bits or driver bits for screws fall under Chapter 82 for hand tools.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Include technical drawings showing self-tapping thread profile to differentiate from standard bolts

• Check for anti-corrosion coatings; declare if zinc-plated to meet steel import documentation

• Avoid bulk packaging without size marking to prevent customs reclassification errors

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