The TE Connectivity 1579003-1 is a Positioner, part of the Crimpers - Crimp Heads, Die Sets category. It is designed for specific crimping applications.
The Harwin Inc. T5747 is a positioner for the M22520/2-01 hand crimp tool. It is designed for use with rectangular contacts and accommodates wire gauges from 22 to 28 AWG.
