Features:Joining boards and letting in back panels with different depths of cut With interchangeable bearings to cut rabbets of different depths Produce super smooth cuts on both surfaces of the rabbet Can also be used as flush cutting trim bits Wrench included Cuts all composition materials, plywoods, hardwoods, and softwoods Use on hand held and table mounted portable routers 1/8-in., 1/4-in., 5/16-in., 3/8-in., 7/16-in., 1/2-in. flush rabbeting depth 3/4-in. carbide height 1/4-in. shank diameter What's In The Box:Freud 32-526 1-3/8-Inch Rabbeting Straight Router Bit with Bearing Set