6.7″ square

This 20 count box is Static Dissipative. It will hold parts 171mm wide x 2.8mm thick. The foam septums (ribs between the glass) extend 29mm into the storage area, you can hold parts as small as 143mm wide and still keep them separated. Using a flat lid, (#6575-01 lid) you can hold parts 76mm tall. By using deeper lids, you can hold taller parts, see examples shown in Image #2. Call for samples and assistance. This box can be customized to hold your specific size. See image #3 FOR EXAMPLES of customized boxes using the same exterior size. You only pay for the insert to customize the existing box.