CCM is the world’s leading manufacturer of fastener optical sorting machines applying in the aerospace, automotive industries with high-precision and the highest quality requirements. For different size of nut and washer, we offer a variety of sorting machines: Standard Glass Dial Sorting Machine, Larger Glass Dial Sorting Machine. The table below shows the nut size to model chart. Please click the icons below for more information or contact “foreign_sales@ccm3s.com”.