What is this Kenwood food processor attachment for? We've recently acquired a food processor, and can't work out for the life of us what this attachment does. The manual, and Googling, hasn't helped. Here's the attachment:

And here's the food processor (Kenwood FDP30)

Any ideas?
I will assume the other end of the attachment is not for cutting. It looks like a tool for emulsification. You can make sauces like mayonnaise using the attachment.
Edit:
The comment of @steve-chambers confirms that it indeed is an emulsification tool.