Vernier Caliper Locking Mechanism from Canada
Thumb-screw locking assembly for vernier calipers that maintains jaw position during transfer. Internal part for HTS 9017.90.0132 calipers of 9017.20.70. Brass knurled knob with stainless steel shaft.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Torque specifications for consistent clamping pressure
• Thread size compatibility across major caliper brands
• Distinguish from general thumb screws via measuring function