Plate roller sheet , rolling machine, calender ... Made in Brazil... very strong

Hi
toll homemade in Brazil.
i found in youtube.

https://www.youtube.com/watch?v=D9JovHJbxno

it other is very simple

https://www.youtube.com/watch?v=YXxOnt6iq1I

other to small plate

https://www.youtube.com/watch?v=47OOEHL9c78

and other

https://www.youtube.com/watch?v=yv5eAcCnNQM

it no is in Brazil , but is homemade
https://www.youtube.com/watch?v=ay6pseO9zjA

I was hoping for a DIY calender machine ie two opposing rollers designed to thin and smooth material by rolling between rollers.
Not that the principle isn't the same...