ITEM NAME:3pcs 1/4 Inch Shank Chamfer Edging Cutter Carpentry Router Bit for Wooden Door Description: 45 chamfer and bevel cuts Router Bit. Two flute car.Chamfer bits are mostly used for edging, these bits can also be used to create miter joints of various angles. Cutting these angles into 2 adjoining pieces of wood will create miter joints. Highly sharpen, sharp blade cutting smooth no burr, no edge.