Rosca de diez vías en dos direcciones.
16:52
Universal rotator. Installed a stepper motor on a lathe.
14:04
How to cut a conical thread
12:29
I made a bolt with MAZE threads - Don't strip these threads! - Can you solve the puzzle?
17:50
Genius innovations and tricks you've never seen before
17:31
Jet impeller on a lathe - how is this possible ???
16:45
Видео полное неудач. Но не сдался. Дую металл 24 на 7.
17:01
Very tricky metric zigzag thread.
28:55