| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a golf club head for further enlarging the size more than a conventional magnesium alloy hollow golf club head, with excellent a repulsive characteristic by maximally utilizing a characteristic of a magnesium alloy. SOLUTION: A face part 11 and a neck part 12 are integrally formed by forging, and the thickness of the face part 11 is thinned while keeping required strength to provide a golf club head 1 further larger than the conventional magnesium alloy hollow golf club head.</p> |
