Saving Grandpa pocket knife from trash -folding knife mechanism- Durol France

I've found this knife, bought in France many years ago, by my Grandpa. It was in really bad condition and its own open/close mechanism was completely broken.
With some love and passion on giving new life it now could last decades.

Видео Saving Grandpa pocket knife from trash -folding knife mechanism- Durol France канала An Ordinary Maker