Patent ID: 7104171

Claim:
A toolholder comprising: a) a conventional square shank body having a centerline extending therethrough, a front end, a rear end and a top surface; b) a tool head extending rearwardly from the front end of the shank body; c) a pocket extending into the tool head downwardly from the top surface of the shank body and rearwardly from the front end of the shank body, wherein the pocket has a wall extending downwardly from the top surface of the shank body; d) wherein at least a portion of the pocket is adapted to receive a cutting insert and to position a cutting tip of the insert at a predetermined depth within the pocket, wherein the predetermined depth is below the top surface of the shank body; e) a coolant passageway extending through the shank body into the tool head terminating with at least one coolant discharge port through the pocket wall at a location above the predetermined depth of the cutting tip; and f) wherein the length of a side viewed in a cross-sectional view taken perpendicular to the square shank body centerline is equal to or less than 1¼ inches.