Outside Micrometer Ratchet Stop Thimble from Mexico
Ratchet stop thimble assembly for outside micrometers (9017.20.40), providing consistent measuring force for repeatable accuracy. Includes friction thimble and locking mechanism. Dedicated part for these handheld precision tools.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Label with model numbers matching 9017.20.40 micrometers to prevent reclassification
• Include force specification data (e.g
• 1-2N) in invoices for technical validation