Sort Your Diamonds Easily With This Complete Set Of 42 Multi-sized Disks. Consecutively Sized Holes Make Your Job Easier. Includes Sorting Container. Container Diameter Is 70mm; Assorted Disks Measure 1 - 4 1/2mm. Made Of Stainless Steel; Includes Pvc Zipped Pouch.* 42 Plates * Variety Of Hole Sizes * From 1mm To 4.5mm * Stainless Steel, With Pouch * Premium Quality