This circle cutting router jig is fully adjustable and will cut a circle with a minimum diameter of 10″ on up depending on how long you want to make your swing arm.  It is fully adjustable with in all the fractions 1/64″, 1/32″, 1/16″, 1/8″, 1/4″, and so on up to the full inch and everything in between.

All you need to build it is some scrap plywood and and a few bits of hardware.

Watch it be built here.

You can download this for Free by signing up for my newsletter by clicking this link or pay the price below.