Few people know how to make hydraulic control valve
![](https://i.ytimg.com/vi/Luk9QHLu5vo/mqdefault.jpg)
11:49
Faire une pompe à main hydraulique à double effet
![](https://i.ytimg.com/vi/QvytKXS5fAs/mqdefault.jpg)
15:27
Amazing innovative tools and ideas in metal turning
![](https://i.ytimg.com/vi/At1U8wHO_co/mqdefault.jpg)
29:13
A drill tool made of steel iron shaft drill developed by own skill | Thread tap making skills lathe
![](https://i.ytimg.com/vi/92B2DFybTHg/mqdefault.jpg)
10:05
#Soyez créatif avec votre travail# Fabriquer une pompe à main hydraulique
![](https://i.ytimg.com/vi/NYqoB7B03mI/mqdefault.jpg)
10:50
How to make a one-way hydraulic jack
![](https://i.ytimg.com/vi/JdzZuw3v_mM/mqdefault.jpg)
12:34
Très peu de gens savent comment fabriquer cet outil simple de pliage du métal || outil de pliage du
![](https://i.ytimg.com/vi/ARiq8lOPBw4/mqdefault.jpg)
53:53
How its made 300 ton power press machine
![](https://i.ytimg.com/vi/N1kMGtAdUvU/mqdefault.jpg)
8:26