Where DO screws come from?
19:54
The HIDDEN Screws of PRECISION
16:25
Robertson, Phillips, and the History of the Screwdriver
10:38
Фиксация шпинделя токарного станка WM 210
15:08
Watchmaking: Machining a Watch Gear
17:53
The World’s First Precision Lathe - Constructing The Antikythera Mechanism -Experimental Archaeology
16:48
Making Square Holes - Three Ways
26:49
The most important screws EVER MADE!
31:46