| 摘要 |
A golf club head includes a golf club head body and a striking plate. The golf club head body has a recession in a side thereof. The striking plate is embedded in the recession of the golf club head body. The striking plate includes a front face acting as a striking face and a rear face that is a highly polished surface. A reinforcing metal layer is formed on the highly polished surface of the striking plate and has a hardness higher than 1000 HV for protecting the highly polished surface.
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