Patent ID: 9149692
Filing Date: 2015-10-06
Classification: A63B

Abstract:
1. A golf club head comprising a face, wherein the face has a plurality of score line grooves, a plurality of fine grooves, and a land area; a depth of the fine groove is less than 0.03 mm; a width of the fine groove is 0.1 mm or greater and 0.3 mm or less; a pitch of the fine groove is 0.3 mm or greater and 0.8 mm or less; the fine groove has a first direction extending part extending in a first direction and a second direction extending part extending in a second direction; the first direction is a direction directed to a top blade side toward a heel side; the second direction is a direction directed to the top blade side toward a toe side; and the score line groove and the fine groove do not cross each other.