CMT 844.850.11 Classical Ogee Bit, 1/2-Inch Shank, Radius from 3/16 to 1/4-Inch 1-1/2-Inch Diameter, 11/16-Inch Cutting Length. Inverted ogee profile on your workpiece, with the concave edge adjacent to the upper surface. Non-Stick Orange Shield Coating, Anti-Kickback Design, Equipped with Bearing. 2 SinterHip Hi-Density Industrial Chrome Carbide cutting edges for long-lasting performance. CMT bits were rated the best overall in comparison to other brand (Test by Wood Magazine).