One wheel sales guy says finding the sweet spot on a wheel is all about material-removal rates. Another guy keeps talking about wheel speed. A shop turned to Dr. Jeffrey Badger, the host of Cutting Tool Engineering magazine's Grinding Doc Video Series, to find out who's right in the 17th episode of the video series.

About the Grinding Doc Video Series: Thanks to his work as an independent grinding consultant and the author of the "Ask the Grinding Doc" column i Cutting Tool Engineering magazine, Dr. Jeffrey Badger routinely receives questions about grinding from shops all over the world. Through the magazine column and this video series, he provides shops with the insight and guidance they seek.

For more information about the Grinding Doc, visit his website here.