@Madda,
yes you are right: it is a self made CNC-machine.
I am working as an mechanical engineer and 30 year ago I made an education as a precision mechanic, but today its only a hobby.
I am also not happy with the rod ends in plastic, but yet I did not found such in metal which fits…
All the screws I buy in germany at:
http://www.knupfer-grossbahn.de/
@Ken, yes the translation is correct, thank you…