Here's a few tricks to get you out of trouble on your next 4x4 offroad expedition in the rental car. 1:00 machining a mock up crankcase drain hole for demo purposes 4:00 how to destroy threads like a Dutch farm boy 6:00 how to drill and tap a hole using only a bolt 8:30 how to make a gasket from copper wire Long term projects here: http://www.Patreon.com/AvE HYDRAULIC TESTING OF THE PLUG VIDEO here: https://youtu.be/_5LWcTVeWR8