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Diamond Tipped Core Drill Bit from Japan

A core drill bit with diamond-impregnated segments designed for drilling precise holes in concrete, masonry, and rock during construction and mining operations. It falls under HTS 8207.19.60.90 as a rock drilling or earth boring tool, specifically an interchangeable tool for machine-tools used in earth boring applications. The 'other' category covers specialized bits not enumerated elsewhere in the subheading.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Verify diamond content and tool specifications against HTS notes to confirm classification as a rock drilling tool rather than a standard drill bit

Provide detailed technical drawings and material composition certificates to avoid misclassification as a part under 8430

Ensure compliance with OSHA safety standards for labeling and packaging to prevent customs holds