I just want to make things ROUND (accurately)
12:29
I need a PRECISION straight-edge, so I made three
39:53
Construir máquinas de precisão é simples, até que não é.
26:19
Inside a Chinese CNC Factory
29:15
How a machinist does woodworking...
21:58
Rotary Pump with a Transparent Window. Watch how it Pumps the Liquid
25:07
I Might Have Invented Something New...
16:35
Putting an end to the WORST kind of gears.
26:09