This is my jig for making large wooden screws. This jig makes 2 1/2″ diameter screws with 2 teeth per inch, but you can make one to create what ever size screw you want depending on if your router bit is large enough. You can go here https://lumberjocks.com/CartersWhittling/blog/25851 to see my blog in which I have documented the construction of my bench.
Post time: Jun-30-2017