How to Make a Circle Cutting Jig for a Router

Perhaps you've been inspired to make a wooden machine with some rather large pin-wheel type gears. There are many ways to cut circles including freehand on a scroll saw or band saw. You can also make or buy a circle cutting jig for the bandsaw. Additionally, you can consider using a fly type circle cutter or using a hole saw in a drill press.

Here is a complete article on how to make your own adjustable circle-cutting jig for a hand held router.

Unlike many a circle-cutting jig for the router, this one overcomes a common limitation -- cutting a circle with a radius shorter than the distance between the router bit and the pivot on which is spins.

John English came up with the ingenious jig you see in the photo above. It doesn't rely on a pivot point, which means it can be used to cut range of circle sizes.

Here is the article on How to Make a Circle Cutting Jig for a Router

---