Fazendo uma caneta de transmissão automática
23:41
Making a Pocket Hydraulic Car Jack
18:05
I spent 200 HOURS making 10 FOUNTAIN PENS! - Woodturning challenge
13:51
The BEST Mechanical Display You've EVER Seen!!!
17:53
The World’s First Precision Lathe - Constructing The Antikythera Mechanism -Experimental Archaeology
1:43:02
1918 Structo Wind Up Tank Restoration Motorized Army Tank Toy Rare Antique clockwork
17:57
Gearless Magnet Bike
19:17
The process of making an hourglass. One of only two remaining glass craftsmen in Japan.
17:56