Not in current production, these slicer-shredders are attachments for your Bosch Universal Mixer. They use the same disks as their current slicer-shredder attachment. In the older literature these were called extrusion shredders.

You can right-click to download the extrusion shredder manual in pdf format.

This model appears to be older:

Another model extrusion shredder, this one appears to be a newer design than the above model: