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NightHawkInLight on MSN13h
How to Make a Powerful Coaxial Piston Cannon from Hardware Store PartsThis video shows how I make a compact 2" bore air cannon with a coaxial piston valve. To understand how these valves work examine the third animation in the following link: <a href=" I also go into ...
As hot weather sets in, might it be time to invest in a portable air conditioner? Here are the best, recommended by experts ...
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