FTVOGUE 7pcs/set 500g Precision Calibration Weight Kit Class M2 Jewelry Scales with Weight Tweezers for Digital Scales Education

FTVOGUE 7Pcs/Set 500g Precision Calibration Weight Kit Class M2 Jewelry Scales with Weight Tweezers for Digital Scales Education Product Features < ul class=”a”> Usage: The weight set can be used as a teaching aid and laboratory equipment as well as for calibration and inspection of scales. Usage: The weight…