1.Weigh Scales Calibration: 7 Pcs Of Calibration Weights Include 1G, 2G, 5G, 10G, 20G, 50G, 100G, A Total Of 188 Grams. Various Scales For Precise Measuring. Enough Quantity For Your Use. 2.High-Quality: Our Calibration Weights Use Steel Chrome Plating Manufacturing Process, The Workmanship Is Fine. Super Mirror Polished, Smooth And Corrosion-Resistant. 3.Accurate Measurement: These Small Weights Are Useful To Test The Accuracy Of Scales, Keeping Your Scale Calibrated. Making Your Experiment More Effective. 4.Wide Range Of Use: Our Scale Calibration Weights Suit For General Laboratory, Commercial, Educational Use. Such As Digital Pocket Scale, Jewelry Carat Scale, Diamond Scale, Precision Balance Test. 5.What You Get: 1G*1, 2G*1, 5G*1, 10G*1, 20G*1, 50G*1, 100G*1, Welcome Guide When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to . We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.