PRODUCT DETAILS Click an item to expand and learn more Overview 2 Flute With Ball Bearing GuideApplication: To prepare counter-top & bowl edges for topmount or 'drop-in' type sinks & bowls. Among others, used for Corian® sink & bowl #'s 809E, 810, 871E and 872E.Replacement bearing #47738.Replacement collar #47740. Reviews Questions and Answers