Jewelry Weight Calibration Set 500g
✅Material: No.45 steel 
✅ Total Set of Weights: 500g
✅Permissible Error: +/- 0.003g
✅Color: Silver (Case: Blue)
✅Package Includes: 1 x Plastic Storage Case 1  / 1 x 200g Calibration Weight/  2 x 100g Calibration Weight/  1 x 50g Calibration Weight/  2 x 20g Calibration Weight/  1 x 10g Calibration Weight