Groove edges for Molding, splines or biscuits, and other purposes. Rout tongue-and-groove joinery. Slotting Cutters are available with either 2-wing or 3-Wing cutters. Each assembly includes a cutter, bearing for a 1/2" Deep cut, and either a 1/4"-, 3/8"-, or 1/2"-shank Arbor. Use in a handheld or table-mounted router. All assemblies include Cutter, arbor and ball bearing, #53402-1, diameter (D): 1-7/8, cutting Height (B): 5/64, shank (D): 1/2, overall length (L): 2-3/8, C: 1/2, Wings: 3, 53402-1 slotting cutter assembly 3 Wing x 1-7/8 dia x 5/64 x 1/2 inch Shank