That is my best effort to give you everything I learn during the built of my cheap, DIY CNC. I linked all the drawings, that I made for it, in the description.
⬇⬇⬇.Also, here are some kits/parts that I bought for this build: ⬇⬇⬇

Nema 34 motors kit for 3 axis:
http://ebay.us/2iFMml

Nema 34 motors kit for 4 axis:
http://ebay.us/FbELh8

Nema 23 motors kit (for smaller CNC)
http://ebay.us/dM5YCL

UC100 USB Converter:
https://amzn.to/3taFX4O

Linear Bearing used 20mm (similar):
https://amzn.to/36IVuPR

Linear Bearing and ball screw kit:
http://ebay.us/ErCOPv

Limit Switch and EStop (which is a good idea to have on a CNC...)
http://ebay.us/TQGgZb

Timing belt and pulley kit reduction 3:1:
http://ebay.us/cBrD5U

Cheap, reliable & precise caliper (love this thing!)
https://amzn.to/3t8ZPoN
http://ebay.us/iLCYWO

Drawings:
https://www.dropbox.com/scl/fo/hyrrnx...