CMT 848.817.11B Plunge Ogee Bit with Bearing, 1/2-Inch Shank, 1-1/4-Inch Diameter 5/32-Inch Radius, 1/2-Inch Cutting Length, 2-19/64 Overall Length. Bit with top bearing for achieving excellent for achieving accurate decorative work. Non-Stick Orange Shield Coating and anti-kickback design. 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).