
The United Scientific® Stainless Steel Weight Set of 9 by United Scientific is a boxed mass set with nine polished stainless steel weights from 1 g to 100 g, including two each of 2 g and 20 g. It also holds 1 to 500 mg fractional weights, a 5 mg rider and forceps in a wooden case. Each weight is inscribed with its value. Teachers use it for balance instruction and routine balance checks.