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Counterbore Drill Bit

Two-flute carbide counterbore for creating flat-bottomed recesses for bolt heads in woodworking and metalwork. Interchangeable with standard drill chucks. Under HTS 8207.60.00.61 for boring operations.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China4.8%+37.5%42.3%
🇲🇽Mexico4.8%+10.0%14.8%
🇨🇦Canada4.8%+10.0%14.8%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

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

8207.50Lower: 15.4% vs 42.3%

If rock drilling counterbores

Mining counterbores classify under dedicated rock boring subheading.

8466.94Lower: 17.2% vs 42.3%

If specific CNC machine parts

Proprietary counterbores for identified machines are machine parts, not interchangeable.

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

• Document pilot drill size compatibility for classification confirmation

• Use HTS statistical suffixes correctly for multi-flute variants

• Avoid declaring as sets unless meeting equal knife/fork criteria