Patent ID: 7445409

Claim:
A cutting tool assembly comprising: a mounting structure; a first tool shank mounted in the mounting structure, the first tool shank including a first diamond secured in the first tool shank, wherein the first diamond secured in the first tool shank defines a first diamond tip that corresponds to a first groove to be created in a work piece; a second tool shank mounted in the mounting structure, the second tool shank including a second diamond secured in the second tool shank, wherein the second diamond secured in the second tool shank defines a second diamond tip that corresponds to a second groove to be created in the work piece, wherein positions of the first and second diamond tips define an integer number of pitches between grooves to be created in the work piece; and a third tool shank mounted in the mounting structure between the first and second tool shanks, the third tool shank including a third diamond secured in the third tool shank, wherein the third diamond secured in the third tool shank defines a third diamond tip to create a land feature in the work piece between the first and second grooves.