Patent ID: 7351017

Claim:
A drilling tool for machine tools, having a drill bit body and at least two inserts which are arranged at a radial distance from one another in insert seats of the drill bit body in a region of respective chip flutes, the inserts project with their front-end main cutting edges axially beyond the drill bit body and radially overlap one another in their active regions, a radially outer insert of said at least two inserts has an outer insert corner and an adjoining secondary cutting edge projecting beyond the drill bit body, and the secondary cutting edge, starting from the insert corner, being inclined at a defined setting angle (α a ) in its longitudinal extent in the direction of the drill bit body, wherein the front-end main cutting edge of the outer insert is subdivided in its longitudinal extent into a radially inner working section and a peeling section adjoining said working section on the outside and extending up to the outer insert corner, said working and peeling sections enclosing an angle of 95° to 110° with one another.