21 piece precision calibration weight set - Ultra class with Ultra Class NVLAP certificate. Weights are highly polished. 100 g to 1 g are made of Alloy 8 stainless steel. 500 mg to 50 mg are 304 stainless steel. Weights below 50 mg are flat aluminum weights. Polypropylene case with individual compartments for each weight. Includes forceps.

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Description:	Metric Precision Weight Set
Weight Set Configuration:	100 g, 50 g , 2-20 g, 10 g, 5 g, 2-2 g, 1 g, 500 mg, 2-200 mg, 100 mg, 50 mg, 2-20 mg, 10 mg, 5 mg, 2-2 mg, 1 mg.
Class:	Ultra Class
Certification:	NVLAP Certificate
Material:	Highly polished weights. 100g-1g weights are Alloy 8 stainless steel, 500 mg down to 50mg weights are 304 stainless steel, weights below 50mg are flat aluminum weights
Construction:	Weights 500 mg and below are 1 piece construction with no adjusting cavity with one end turned up for easy handling. Weights above 500 mg are 2 piece construction with handling knob.
Case:	Polypropylene with individual compartments for each weight. Includes forceps.

Polypropylene case
Ultra class NVLAP certificate
Forceps