5Pcs 50g 2*20g 10g 5g Grams Precision Calibration Jewelry Scale Weights SetSpecifications:Permissible Error: +/- 0.003g Quantity: 1 x 50g，2 x 20g，1 x 10g， 1 x 5g Material: Chrome SteelColor: Silver Total Set of Weights:105g Package Included:1 x Plastic Storage Case 1 x Tweezer1 x 50g Calibration Weight2 x 20g Calibration Weights 1 x 10g Calibration Weight1 x 5g Calibration Weight