Amana Tool MR0104 Roman Ogee with Mini Ball Bearing Guide 9/16-Inch Diameter, 3/32-Inch Radius, 1/4-Inch Shank Carbide Tipped Router Bit Amana Tool exclusive roman ogee miniature bit 3/32-Inch Radius, 9/16-Inch Cutting Diameter 5/16-Inch Cutting Height, 1-7/8-Inch Length 1/4-Inch Shank, 2 Flute Carbide Tipped, Industrial Quality