Golf Shop: ASSORTED Club Medic Groove Sharpener And Cleaner

"Sharpen your short game and put the BITE on the ball. The Club Medic revives worn out grooves and reforms them within USGA standards to provide optimum spin and ball control. The utility knife-like handle provides a comfortable and secure grip for easy handling and sure groove cutting. To use, lock iron head in a vise or other clubhead nest with the face up. Push and pull the Club Medic back and forth along each groove. With just a few repititions, each groove will be cleaned and reformed for providing enhanced ball spin. Not intended for use on metal woods or titanium-face irons."