Patent ID: 7090445

Claim:
A tool for working a workpiece, the tool comprising: (a) an elongate member comprising: (i) a central axis defining axial, angular, and radial directions, (ii) first and second ends, (iii) at least two extremities located at the first end, at least one of the at least two extremities comprising at least one blade member, (iv) a slot adjacent the at least two extremities, wherein the slot extends toward the second end and opens at the first end, the slot being configured to receive an insert member, (v) a conduit, wherein the conduit is in fluid communication with the slot; and (b) an insert member positioned in the slot, the insert member comprising a plate having a first and second end and two sides, at least one of the two sides having a recessed portion, wherein the recessed portion comprises a recess and a channel extending from the second end of the plate to the recess, the channel being configured to communicate fluid from the conduit to the recess, and wherein the insert member is configured to direct fluid communicated to the slot toward one or more of the at least two extremities.