Micrometer Standard Calibration Rods
Precision ground steel rods used to calibrate micrometers, ensuring measurement accuracy traceable to standards. These rods are essential accessories for laboratories and shops maintaining certified measuring tools. As accessories for measuring instruments of heading 90.17, they are classified under tariff item 9017.90.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the rods are standalone measuring standards rather than accessories
Other measuring instruments not specified elsewhere in heading 90.17 are classified here.
If the rods are used for calibrating a wide range of instruments, not just micrometers
Measuring or checking instruments not specified elsewhere in Chapter 90 are classified in heading 90.31.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide calibration certificates or technical documentation to demonstrate the rods are specifically designed for micrometer calibration
• Ensure the rods are not classified as general measuring standards, which could fall under other headings
• Verify whether the rods are eligible for reduced duty rates under Canada's trade agreements
Related Products under Tariff item 9017.90.00
Caliper Case Protective Insert
Custom foam insert for protective cases of calipers and micrometers, preventing damage during transport. These inserts are molded to fit instrument profiles precisely, enhancing usability of handheld measuring tools. As accessories for measuring instruments of heading 90.17, they are classified under tariff item 9017.90.00.
Caliper Depth Gauge Probe Set
Interchangeable probe sets for depth measurement on vernier and digital calipers. Made from hardened steel for precision, they are used in automotive and aerospace inspection for accurate internal depth gauging. These are specific parts for calipers of heading 90.17.
Caliper Jaw Cleaning Brush Attachment
Retractable nylon brush attachment for cleaning caliper jaws without removing the instrument. This accessory maintains measurement accuracy by removing debris and is a hygiene accessory for precision hand tools. As an accessory for measuring instruments of heading 90.17, it is classified under tariff item 9017.90.00.
Caliper Ratchet Stop Mechanism
Replaceable ratchet and stop assemblies for consistent pressure on vernier and digital calipers. They ensure repeatable measurements in precision applications. These are dedicated parts for calipers of heading 90.17.
Calipers Digital Display Module
LCD display replacement module for electronic vernier calipers used in drafting sets. It provides a 0.001mm resolution with an absolute encoder interface, making it a specific electronic part for hand-held measuring instruments. This module falls under parts and accessories for measuring instruments of heading 90.17.
Calipers Spring Clip
A high-tension stainless spring designed to maintain jaw pressure on hand-held measuring calipers, ensuring frictionless operation. This component is essential for the proper functioning of calipers classified under heading 9017, which includes instruments for measuring length for use in the hand.