Finished! G5, Twin 120mm fans at the rear and hot swap caddy

[minihack]

Ah ha I too have been thinking along the same lines...just did not know what the tool was called
I sent this picture to a buddy to ask him how to do this with aluminium.
But you are already on the case

View attachment 45021

Is that what you are going to experiment with ?

PS. Thx for the other answers.

Exactly.