Patent ID: 8206240

Claim:
An iron-type golf club head comprising a strike face and a sole, the strike face comprising: a heel portion and a toe portion, wherein at least one of the heel portion and the toe portion comprises a first average surface roughness; an intermediate portion between the heel portion and the toe portion, the intermediate portion comprising a second average surface roughness; and a plurality of score lines in the intermediate portion, at least a portion of at least one of the plurality of score lines comprising a third average surface roughness between about 5 μin and about 30 μin, wherein the third average surface roughness is less than the second average surface roughness, the first average surface roughness is between about 5 μin and about 120 μin, the first average surface roughness is less than the second average surface roughness, and the third average surface roughness is less than the first average surface roughness.