James Waldby wrote in
:


I imagine that the large flat disks are blanks for
motor shells, that will be deep-drawn in a later step.


I've never seen a common production motor with a drawn housing. Rolled and
welded, or rolled with a row of tabs in pockets like a puzzle piece, or
cast.

My guess based on the gauge and proportions is that these discs are going
to be stamped into fan shrouds.