Patent ID: 8858125

Claim:
A tool assembly for removing material from a work-piece and comprising: a cutter having a plurality of cutting teeth spaced circumferentially about an axis of rotation along a cutting end periphery, said cutter also having a body extending away from said cutting end periphery along said axis of rotation; a passageway for directing a flow of coolant to said cutting end periphery, said passageway defined at least in a part by said cutter; a cap engaged with said cutter and having a dispersion disk positioned in spaced relation to said cutting end periphery whereby an annular gap is defined between said cutting end periphery and said dispersion disk along said axis of rotation, said gap communicating with said passageway for directing coolant radially outward relative to said axis of rotation, said annular gap being open toward said plurality of teeth and also being open in a direction of originating at said axis of rotation and extending away from said axis of rotation between said plurality of teeth; and a washer disposed between said cap and said cutter along said axis of rotation, wherein a size of said gap is at least partially the result of a thickness of said washer.