For the 21st episode of Cutting Tool Engineering magazine's Grinding Doc Video Series, a shop wondered whether it's better to up-grind or down-grind? Dr. Jeffrey Badger, the host of the video series, responds.

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.