For the crimp pig tail, provide special crimping tool for choose.
Crimping tool size
XCXY adjustablc crimping tool
2. Assemble contact
Insert the contact crimped with wire along into the hole. When you hear a distinct click, softly pull the wire. If contact could not be pulled out, that shows that contact would be located for locating spring in housing clip the chimb of contact. If contact could not be pulled out, it would be OK.
3. Extraction tool
For crimp and solder pig tail, provide special tool for extraction.
Extraction tool size
4. extract contact
Extraction tool insert into pigtail of contact along the wire to the end, that is, to open locating spring, pull the wire and remove contact.