American Weigh Scales 100WGT Calibration Weight Scale, 100gm Capacity
The 100WGT is a 100 gram calibration weight for testing and calibrating scales. These weights are calibrated to within ±0.016g accuracy (OIML Class M2, no certificate supplied). Check your scale's manual before purchasing to make sure you buy the correct weight for your scale. Most scale's require a specific calibration weight to calibrate.