Summary: A palm ball pitch is similar to a fastball without the velocity. Fool a batter with the palm ball with tips from a professional baseball instructor in this free video on baseball.
Mickey Hiter played baseball at Lipscomb University. In addition to being a professional baseball instructor at Hit After Hit Baseball Academy, Hiter's baseball teams have won more...read more
"Palm ball is exactly what the name might suggest. The ball is held severely back in the palm and is choked a great deal. This position of having the ball back in your palm and your fingers basically wrapped around the ball causes the ball to lose its velocity and works much like a change up in its actions and the fact that it looks like a fast ball, it acts like a fast ball but it is several miles per hour slower than the fast ball. That's what makes it an effective pitch. It is used basically in the same situations as a change up would be used where you are trying to deceive the batter by changing speeds and that is a palm ball."
eHow Article: How to Throw a Palm Ball Pitch