Everhardt EVEXB Long All Thread Extension Bolt Kit 4 Motorhome Mount

this last video on fasteners talks about some other specialty fasteners that everybody should know and a few additional ones that I threw in here at the end so let's talk about some of these these are some bolts that you will always see some of them have wood threads some of them have machine threads a machine thread is a thread that allows you to put on and nut okay so this would be a screw with a machine thread it's a very consistent thread that allows a nut to go on it right that's the machine thread a wood thread is something that comes to a point that you put into the wood and the threads dig into the wood and cut their own threads into the wood so it grabs the wood all right like a wood screw wood standard wood screw would have a wood thread and does not take a nut okay so that's kind of some characteristics about this and I have different style of heads and they use for different