1.YJQ-W7A aviation crimp tool is designed according to MIL-C-22520/7-01. And it is widely used in connecting contacts and wires in the electronic connectors. 2. 86-3 positioner is designed according to MIL-C-22520/7-04 to ensure the accuracy and consistency of the crimping position. 3. 86-4 positioner is designed according to MIL-C-22520/7-05 to ensure the accuracy and consistency of the crimping position. 4. 86-6 positioner is designed according to MIL-C-22520/7-07 to ensure the accuracy and consistency of the crimping position. 5. 86-7 positioner is designed according to MIL-C-22520/7-08 to ensure the accuracy and consistency of the crimping position. 6. Specific Application Details: 1) Used to crimp 22#, 22M#, 22D# Sockets in MIL-PRF-38999 SERIES Connectors. Contacts Part Number: M39029/56-350, M39029/56-349, M39029/56-348; 2) Crimp 20# Pin/Socket in MIL-PRF-38999 SERIES Connectors. Contacts Part Number: M39029/58-363, M39029/56-351; 3) Crimp 16# Pin/Socket in MIL-PRF-38999 SERIES Connectors. Contacts Part Number: M39029/58-364, M39029/56-352; 4) Crimp 22#, 22M#, 22D# Socket in MIL-PRF-38999 SERIES Connectors. Contacts Part Number: M39029/56-350, M39029/56-349, M39029/56-348; 5) Crimp 22#, 22M#, 22D# Pin in MIL-PRF-38999 SERIES Connectors. Contacts Part Number: M39029/58-362, M39029/58-361, M39029/58-360; 6) Crimp 22D# Socket in MIL-DTL-83733 SERIES Connectors. Contacts Part Number: M39029/57-354; 7) Crimp22# Pin/ Socket in MIL-DTL-24308 SERIES Connectors. Contacts Part Number: M39029/58-360.