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8207.19.30.90/Hard Rock Button Bit with Chromium Inserts/Canada

Hard Rock Button Bit with Chromium Inserts from Canada

Threaded button bit for top hammer drills with spherical chromium-alloy buttons (>0.2% Cr) for hard rock tunneling. Fits HTS 8207.19.30.90 as other high-chromium rock drilling tool. Common in underground mining.

Duty Rate — Canada → United States

15%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• Document thread type (R32, T38) and button alloy to match statistical reporting

• Avoid bulk packaging misdeclared as parts—use individual boxing for tools