PRODUCT DETAILS Click an item to expand and learn more Overview The 14? dovetail bit is used with common half-blind dovetail jigs, as well as with Omnijig®, Incra® and Leigh® jigs. All cutters fit threaded arbors. Dovetail style.For 1/4" shank use arbor #47611.For 1/2" shank use arbor #47614.View all available Threaded Arbors for Screw Type Dovetail Cutters.Please note that these are the cutters only! The below tools do not include the arbors. Reviews Questions and Answers