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Calibration weight set: 7 pieces of calibration weights include 1 g, 2 g, 5 g, 10 g, 20 g, 50 g, 100 g, various scales for precise measuring, 1 piece of tweezers for convenient picking and error reducing
Good material and workmanship: steel construction of calibration weight with chrome plated finish for well stability, corrosion resistance, and low magnetic susceptibility, good quality and durable
Convenient and easy use: this set of scale calibration weight is a good choice for keeping your precision scale calibrated and accurate
Come with a tweezers: the anti-static tweezers makes you more convenient to picking weight, and avoid direct touching to make sure the weighing data
Wide suitable occasion: suit for general laboratory, commercial, educational use, and so on; The permissible error is -0.005 to +0.005 g

Calibration weight set kit:
This set of calibration weight comes with 7 pieces of weights and 1 piece of tweezers, convenient set for using.
Specification:
Gram weights: 1 g, 2 g, 5 g, 10 g, 20 g, 50 g, 100 g
Material of the weight: steel with chrome plated finish
Material of the tweezers: stainless steel with anti-static finish
Package included:
1 x Calibration weight (1 g)
1 x Calibration weight (2 g)
1 x Calibration weight (5 g)
1 x Calibration weight (10 g)
1 x Calibration weight (20 g)
1 x Calibration weight (50 g)
1 x Calibration weight (100 g)
1 x Tweezers
Warm notice: it is normal that there may be slight error around -0.005 to +0.005 g.