In other Words , the ? rst surface 21a and 22a of the score line grooves 20 contribute to avoiding damage to the ball .
22a and the face 10 , gets , and the more damage to the ball is avoided .
The ? rst surface 21a and 22a of the score line grooves 20 contribute to avoiding damage to the ball .
22a and the face 10 , gets , and the more damage to the ball is avoided .