Accurate, non-rolling hexagonal masses are made of steel, and feature a durable black oxidized finish. Available in both customary and metric sizes. Additional Info: Accurate, non-rolling hexagonal masses are made of steel, and feature a durable black oxidized finish. Available in both customary and metric sizes. Package Size(L x W x H): 2.1 X 1.1 X 1.1 (IN) Categories: Weight Sets, Hexagonal HTS Code: 8423.90.0080 UNSPSC: 4.11115e+007 Country Of Origin: INDIA