| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a golf club head capable of giving a good distance and direction, minimizing sliding phenomenon, applying an accurate spin to a ball, and preventing large deterioration of ball quality even when a slight miss shot occurs. SOLUTION: A plurality of recessed grooves 20 are arranged longitudinally and laterally at a constant interval in an alignment state where longitudinal rows and lateral rows have zig-zag configurations on the entire surface of a face 18 of the club head 10.</p> |
