A pencil, a jigsaw, a router can all work well to make a circle with a trammel arm jig. I used to dread making circles until I found out I could attach my wood router to a jig.

For a written tutorial check out my blog at <a href="http://wilkerdos.com/2015/04/quick-and-easy-circle-cutting-jig-for-a-router/Follow">http://wilkerdos.com/2015/04 ...

Now we’re embarrassed that we couldn’t come up with a solution as eloquent and easy to use as this circle cutting router jig which [Grays42] built. He’s using a small trim router for the job.

A router is a more precise way to cut a circle, but it takes some time to set up a jig. If you’re willing to drill a hole through the top of your table saw, you can start cutting circles with it ...

There are circle-cutting jigs for the bandsaw and disk sander ... These devices are typically used on the tablesaw, bandsaw and router table. They do a wonderful job of holding the stock firmly ...