Calibration Weight, 1G 2G 5G 10G 20G 50G 100G Calibration Gram Scale Weight Set

GRAM PRES Calibration Weights 210g, 9 PCS Stainless Steel Scale Calibration Weight Kit, 1g 2g 5g 10g 20g 50g 100g Calibration Weight with Storage Box, Tweezers for Digital Scale, Gram Scale X display condtion

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