Quick and easy, all-in-one solution to cut both professional matching 1/4" mortise and tenon joints at the same time right out of the box. Included are the bushings for also producing 3/8" and 1/2" joints. Using a plunge router with the jig, woodworkers can cut fully aligned mortises and tenons. Solid construction for rugged, portable use in home shop or work site. Includes 1/4" high-speed steel spiral up-cut router bit, bushing kit, wrench, and user's manual.