The three weights included in each set will test the accuracy and linearity of your balance throughout its entire range.
Each kit contains three (3) high quality ANSI/ASTM Ultra Class / Class 1 Weights with NVLAP certification.
Supplied in a rugged polycarbonate case with each individual weight in its own high quality polycarbonate case. Asscessories for proper handling and care of weights are also included. Can be used with all balance manufacturer's makes and models. Each Cal-Pak components and carrying case are linked through the use of a unique serial number. You can trace your weights to the appropriate NVLAP certificate and master carrying case.