In the video:
Stepper motor control board overview.
How to start a stepper motor?
What stepper motor characteristics are interesting and what do they mean?
How to roughly determine the capabilities of a stepper motor.
How to select a driver for a stepper motor.
How to select a power supply.
Experiment! :)
Control board: https://goo.gl/dy3YhR
Advanced version: https://goo.gl/y2Cpga
Stepper motor: https://goo.gl/k1brdP
Stripping tool: https://goo.gl/fHbsMh
Crimping tool: https://goo.gl/bgbcgU
Wire ferrules: https://goo.gl/4kyLzD
My lathe channel: / Токарынск
/ zigzag_blade
http://zigzag-blade.ru/