All M1 Metal Test Weights
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Gravitation sells a variety of different Metal weights used for scale calibration. We have a full set case of weights aswell as weights made from cast iron and finely tuned brass. There are many types of scale calibration weights that are used in different applications, but a good general guideline is: scales with a coarse resolution of 0.1g, 1g, and over should be calibrated with M1 Class weights, 0.01g to 0.001g using F1 Class weights, and scales with a fine resolution of 0.0001g should be calibrated with
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