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.

Often used to calibrate precision scales, these highly accurate test weights come with a certificate of calibration traceable to NIST that states they’ve passed a test for accuracy.

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

Ensure reliable calibration of legal-for-trade scales—these test weight sets come with a certificate of calibration traceable to ASTM that states they’ve passed a test for accuracy.

Use these highly accurate test weight sets to calibrate precision scales.