FIG. 10 depicts the score line groove speci ? cations for each of the golf club heads No. l to No. 5 .
Each of the golf club heads No. ll to No. 19 .
FIG. 10 depicts the score line groove speci ? cations for each of the golf club heads No. l to No. 5 , and each of the golf club heads No. ll to No. 19 .