Overall Diameter: 1-7/8"Overall Length: 2-5/8"Cutting Edge Length: 1-3/32"Shank: 1/2"Used For Making Glue-Ups And Strong Joints In Door Panels, Tabletops And More The Reverse Glue Joint Bit Creates Strong And Self-Aligning JointsMicrograin Carbide Tips Provide Superior Wear Resistance And Long LifeRecommended For Use With Router Table