Patent ID: 7401667
Filing Date: 2008-07-22
Classification: B23B,Y10T

Abstract:
1. A multi-purpose drilling tool ( 27 ) with a boring head ( 28 ), a drill twist ( 29 ) connected thereto and a downstream clamping shank ( 30 ), a cutting element ( 1 ) being provided on the working side of the boring head ( 28 ), wherein the cutting element ( 1 ) has a face ( 9 , 24 ), at least a portion of the face ( 9 , 24 ) having a rake angle (γ) with a value of γ=0° and with a leading edge ( 25 ) extending parallel to a longitudinal drill bit axis ( 2 ), and a lateral surface ( 16 , 17 ), wherein the cutting element ( wherein the cutting element ( wherein a cutting lip ( wherein the cutting element ( wherein the flanks ( wherein the face (