DRK310 is a removal tool for size 5 & 9 coaxial contacts from ARINC 404 & 600 connectors.
This DRK294 pin and socket removal tool has a tip diameter from 0.062 to 0.072 inches.
This tweezer type installing tool (EDMO# DRK246) is used for rear release connectors with size 22 contacts.