GOLF CLUB WITH EXTRAFINE FINISHING ON FACE SURFACE

摘要

PROBLEM TO BE SOLVED: To provide the face surface of a golf club with a pattern of score lines with which the impact resistance of the face surface is hardly decreased and an enough and stable backspin can be applied to a golf ball when it is hit and which is hardly peeled off with usage. SOLUTION: Extrafine finishing 1 is applied to the face surface of the golf club. Dents having a depth of 5-10μm and a width of 5-20μm are provided on the face surface of the golf club by the extrafine finishing 1. The impact resistance of the face surface of the golf club is hardly decreased and an enough and stable backspin can be applied to the ball when it is hit.