Patent ID: 9321111
Filing Date: 2016-04-26
CPC Classification: B23B,Y10T

Claim Text:
1. A rotationally driven multi-bevel step tool comprising: a plurality of single- or multi-edged cutting steps arranged in a staggered manner in a cutting and feeding direction of the multi-bevel step tool; a number of flutes in each step corresponding to the number of cutting edges in each corresponding step; at least one web, flutes which are adjacent in the circumferential direction, in each step, delimited from one another by at least one of said at least one web; and at least one swarf window, the flutes which are adjacent in the circumferential direction, of two successive cutting steps, connected to one another by at least one of said at least one swarf window, said at least one of said at least one swarf window penetrating the web between the two successive cutting steps, the swarf window being open on the circumferential side.