For the unaware: in Indian English cum is used as a replacement for and in some cases. Eg. You can have a super sucker cup jetting machine (also known as "apollo"; there is a great nl clip from 6 or so years ago.)
Here's a blog post I found on this https://www.consonant-aspirations.com/2012/09/x-cum-y-construction.html
Also, this explains why the Indian Arjun main battle tank has an ammo type called 120 mm Penetration Cum Blast