Crimp die Y778 is used with crimp tool handle M22520/5-01 on MilesTek and Emerson Trompeter crimp type connectors. It is equivalent to the CD5-8 crimp die. This tool is used to crimp body housings and inner contacts for connector series (10-06031-XXX, 10-06032-XXX), and (PL75C, PLR75C, CJ70C, for the 201 through 225 twinaxial cable groups, and -307 triax).