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Weddecor 500g Calibration Tool Nickle Plated Stainless Steel High Precision Accuracy Weights for Calibrating Electronic, Digital Scale, Analog Weighing Jewelry Pocket Scales, 7pcs, (10g to 200g) : Amazon.co.uk: DIY & Tools
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Weddecor 500g Scale Calibration Weight with Chrome Plating Stainless Steel Precision Accuracy of Digital Scale Balance, Pocket Scales, Jewelry, Kitchen Scale, Science Lab, 1Pc : Amazon.co.uk: DIY & Tools
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