Patent ID: 8506420

Claim:
An iron-type golf club head comprising: a body having a face; and a first plurality of grooves located on the face, wherein each of the first plurality of grooves has a depth of at least 0.010 inch and each of the first plurality of grooves is spaced at least 0.1 inch from any other of the first plurality of grooves; and a second plurality of grooves, wherein each of the second plurality of grooves has a depth of approximately 0.0008 inch, and each of the second plurality of grooves is positioned at an angle ranging from 15 degrees to 25 degrees relative to each of the first plurality of grooves, wherein each of the second plurality of grooves has a width ranging from 0.0025 inch to 0.0030 inch; wherein each of the second plurality of grooves is positioned between and spaced apart from adjacent grooves of the first plurality of grooves, wherein each of the second plurality of grooves has a spacing ranging from 0.010 inch to 0.015 inch.