超硬合金でナックルダスター作ってみた。/ Making a Tungsten Carbide Knuckle Duster
![](https://i.ytimg.com/vi/bUjGnC8FlAs/mqdefault.jpg)
20:15
How I Forged a Small Carving Adze from Scratch
![](https://i.ytimg.com/vi/EDL6K2SJgS4/mqdefault.jpg)
11:54
O processo de fabrico de um ventilador sem energia utilizando o princípio de Bernoulli
![](https://i.ytimg.com/vi/IaeKiofypqU/mqdefault.jpg)
4:19
SNK Double Column Type 5-face Machining Center HF-MⅡ series
![](https://i.ytimg.com/vi/DEpQnyuKyQQ/mqdefault.jpg)
26:05
Restoration of Antique European Saber
![](https://i.ytimg.com/vi/8TNp8WyutNA/mqdefault.jpg)
11:40
Making a Pike Switchblade.
![](https://i.ytimg.com/vi/y2-slQN7SZo/mqdefault.jpg)
14:29
Fazendo um modelo de uma locomotiva a partir de materiais de sucata enferrujados.
![](https://i.ytimg.com/vi/RSwM4OnFJws/mqdefault.jpg)
16:37
【加工動画10】旋盤で六角ボルト /How to make a hex head on a lathe
![](https://i.ytimg.com/vi/9QSgLwJTcSs/mqdefault.jpg)
22:58