Cut small and large circles from 1.5” in diameter to 52” in diameter with the CircleGuideKit™. With the included TurnLock™ base plate, this product is compatible with most routers. There is no longer a need for that homemade router circle jig, the CircleGuideKit™ does it all for you and includes everything you need to cut your desired circle. Small circle router guide jig cuts circles from 1-1/2" To 12" In diameter, Large circle Jig cuts circles from 10" To 52" In diameter Both the small and large circle jigs have built in metric and imperial scales, with an easy readout window for setting the diameter of both your inside and outside cuts Both the small and large circle jigs quickly and easily attach to the included turn-n-lock circle guide head Base Plate Fits with all TurnLock guides and jigs -past and present Series Name: Circle Guide Kit Package Quantity: 1 Warranty: 5-year limited CA Residents: Prop 65 Warning(s): Yes UNSPSC: 27112800