1. APPARATUS FOR FORMING SUBSTANTIALLY SPHERICAL BALLS FROM NON-SPHERICAL DEFORMABLE BLANKS COMPRISING: AN ELONGATED DRUM MOUNTED TO ROTATE AT A RELATIVELY SLOW SPEED ON ITS AXIAL CENTER LINE, CARRIER MEANS RIGIDLY MOUNTED ON THE INSIDE WALL OF THE DRUM TO MOVE WITH THE DRUM AND LIFT THE BLANKS TO AN ELEVATED POSITION UNTIL THE BLANKS FALL BY GRAVITY INTO THE PATH OF IMPELLER MEANS MOUNTED WITHIN SAID DRUM AND ROTATING AT A PREDETERMINED RELATIVELY HIGH SPEED, SAID IMPELLER MEANS IMPINGING AGAINST AND CAUSING THE BLANKS TO BE THROWN AGAINST THE DRUM INSIDE WALL REPEATEDLY AT HIGH SPEED TO CAUSE THE NON-SPHERICAL EDGE OF THE BLANKS TO BE ROUNDED OFF.