Suggestion to refit hands into a7750?

[GenTLe 1,510]

Hi All,

so I got back from Irishcain a nice A7750 serviced and in proper shape.

Now I need to reassemble it into it's original place, this watch here:

 

I have read that the hand fitting on a 7750 is tricky, and I'd like to avoid to mess it up...

 

I already read this guide here: http://www.rwgforum.net/topic/78544-tutorial-on-swapping-asian-7750-hi-beat-to-eta7750/ but still, I'd like to have some additional suggestion, if any, from who already did this task.

 

I have done it many times on standard 2824/36 but never on a 7750...

My hand fit tool is composed by these 2 parts:

 

Open to valid "to do" and "not to do" suggestions.

 

Thanks, GenTLe