I have done this on our Kuka robots. I bought the plugs and crimps separately from AP technology in the UK. You are looking for the 615 series plugs and then you can select what plug and crimp type you require to make them up.
Note: the crimp tool is expensive!
https://urldefense.com/v3/__http:/www…qHsjsg8bU9iA%24
https://www.aptechnology.biz/downloads/APTe…915_katalog.pdf
Regards
D