spur gear and helical gear drawing
![](https://i.ytimg.com/vi/ThtMdV7PyGE/mqdefault.jpg)
21:29
Grinding wheel assembly problem explanation
![](https://i.ytimg.com/vi/_fl1N1a62aE/mqdefault.jpg)
30:45
missing view example no 17 autocad ( أوتوكاد )
![](https://i.ytimg.com/vi/mWJHI7UHuys/mqdefault.jpg)
24:10
This Is The World's First Geared CVT and It Will Blow Your Mind - Ratio Zero Transmission
![](https://i.ytimg.com/vi/MUUF_LPeTfs/mqdefault.jpg)
18:59
Inside the B-17 Ball Turret
![](https://i.ytimg.com/vi/S3A6YZ0oaaw/mqdefault.jpg)
15:19
السكشن الأخير - حامل الطارة
![](https://i.ytimg.com/vi/d4QrvpeCqfM/mqdefault.jpg)
15:37
Men Fully Restore the BIGGEST GUN TANK IN THE WORLD | FV4005 Start to Finish @MrHewes
![](https://i.ytimg.com/vi/JC2z4XUZJMA/mqdefault.jpg)
23:16
גוף משולב בכדור
![](https://i.ytimg.com/vi/YFJJkZm796I/mqdefault.jpg)
30:09