Kennametal Inc.
Modular rotary tool and modular tool system

Abstract:

The invention relates to a modular rotary tool, which extends along an axis of rotation (6) in the longitudinal direction and which has a carrier provided with flutes as well as a cutting head exchangeably secured on said carrier, wherein the carrier has on the end surface a coupling receiving means for receiving a coupling pin of the cutting head, wherein in the carrier, a coolant channel is formed, which terminates at a first outlet opening in the coupling receiving means, and wherein a branch channel is provided, which is spaced apart from the coupling receiving means and which opens into the coolant channel at one end and terminates at a second outlet opening in the flute at the other end.