Amana 49520 Roundover Router Bit 3/4 Radius, 1/2 Shank Carbide Tipped Radius 3/4 Diameter 2 Cutting Length 1 Shank Diameter 1/2 Overall Length 2-7/8 2 Flute With Ball Bearing Guide Availability: Usually ships the next business day Amana 49520 Roundover Router Bit 3/4 Radius, 1/2 Shank amro34ra12sh