Patent ID: 7273331

Claim:
A coolant fluid supplying boring bar, comprising: an elongate shank member having an integral cutter support head at one end thereof and defining an internal coolant fluid flow passage extending within said elongate shank member and within said integral cutter support head; a transverse coolant fluid flow passage being defined at least partially in said cutter support head and having fluid communication with said internal coolant fluid flow passage and with said internal clamp fluid flow passage; said integral cutter support head defining a cutter support seat; a clamp member being releasably seated on said integral cutter support head and securing a metal cutting insert in cutting position on said cutter support seat, said clamp member defining at least one internal clamp fluid flow passage having at least one discharge outlet opening being located and oriented to direct a discharge of coolant fluid from said internal clamp fluid flow passage onto said metal cutting insert, and said internal clamp fluid flow passage being in fluid communication with said internal coolant fluid flow passage.