Wall Mounted Magnetic "Hook"

I wanted some hooks right next to my door so I had a convenient place to hang up my dog's collars. I thought I would try something new, so I embedded some big rare earth magnets into the print job.

I used the following magnets:
https://www.amazon.com/gp/product/B06XD2X45M/ref=oh_aui_search_detailpage?ie=UTF8&psc=1

This is print job was optimized for an initial layer of 0.425mm and subsequent layers of 0.18mm.

Print the job through layer 20 (3.845mm) and have the printer pause
Inse