| 摘要 |
<p>PURPOSE:To provide a golf club shaft of which weight and balance point can be adjusted easily without changing bend rigidity without changing manufacturing conditions of a shaft base material. CONSTITUTION:Surface treatment such as application of primer paint 2 is applied to a surface of a shaft base material 1 of CFRP, a flame coating layer 3 of metal of a low fusing point is formed on a part of the surface treatment, and finishing coating paint 4 is applied on it.</p> |
