These test weights come with a certificate of calibration traceable to NIST that states they’ve passed a test for accuracy.

To ensure accurate calibration of legal-for-trade scales, these test weights come with a certificate of calibration traceable to NIST that states they’ve passed a test for accuracy.

Use with legal-for-trade scales.

Keep a variety of test weights on hand to calibrate your scales.

Our most accurate test weights, these are often used to calibrate precision scales.

Designed for legal-for-trade scales.

To confirm accurate calibration of legal-for-trade scales, these test weights come with a certificate of calibration traceable to ASTM that states they’ve passed a test for accuracy.

A certificate of calibration traceable to NIST states that these weights have passed a test for accuracy.

The included certificate of calibration traceable to NIST states that these test weights have passed a test for accuracy.

To ensure reliable calibration of legal-for-trade scales, these test weights come with a certificate of calibration traceable to NIST that states they’ve passed a test for accuracy.

Stack multiple grooved weights together to calibrate your scales.