Making holes in round objects

[infovanderwoude.nl]

Hello my name is Willem.
Can somebody tell or show me how to make (drill)a hole in a cilinders round face ?
I'am having trouble to keep the cilinder or tube in one piece.
Very frustrating.

Thanks in advance.

[KXI System]

I'll try this approach and see if you understand:

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[infovanderwoude.nl]

Hi KXI System,

Thanks for helping me out, surprisingly easy.

Greetings,
Willem.