Self-Opening Die Head 1-1/2"-12 UN from Canada
Reversible self-opening die head for automatic thread chasing on CNC lathes, size 1-1/2" to 12 UN threads. Opens/closes via spindle rotation without manual intervention, increasing productivity in high-volume screw machining. Classified HTS 8466.10.01 as self-opening diehead principally for heading 8458 machines.
Duty Rate — Canada → United States
13.9%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify exact thread ranges and machine compatibility (e.g
• 8458 CNC lathes) in commercial invoice
• Include operating manual excerpts showing self-opening mechanism to distinguish from fixed die heads