Button Bit for Surface Mining Drill from Canada
A rock drill button bit with hardened steel buttons for surface mining and blasting hole creation. HTS 8207.19.60 includes it as an interchangeable rock drilling tool for rotary rigs. Designed for high-impact earth boring in open-pit operations.
Duty Rate — Canada → United States
12.9%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include hardness certifications (Rockwell scale) for button inserts
• Specify thread type (e.g
• R32) for machine-tool compatibility