I used to work with these which seems a long time ago. Just wanted to create a replica of one. No, it does not work but brings back good memories. I have enclosed all the files so that it can be modified if needed. This is to scale, just so you know.
Happy printing.

Anycubic

i3 Mega X

Yes

Yes

0.2 mm

10%

This is how I designed this Floppy, using FreeCAD.