Patent ID: 7625292
Filing Date: 2009-12-01
Classification: B23G,Y10T

Abstract:
1. A tool for producing a thread, in particular an internal thread, comprising: a) at least one cutting region having at least one cutting edge; and b) at least one thread-forming region; wherein: c) the at least one cutting region and the at least one thread-forming region are coupled or connected to one another in such a way that they are rotatable, or rotate together, about a tool axis; d) the at least one cutting region is one or more of at least partly formed on a front-face tool end, or adjacent to a front-face tool end; e) a front-face recess configured for receiving chips is formed on the front-face tool end; f) the cross-sectional area of the front-face recess decreases with increasing distance from the front-face tool end; and g) the front-face recess is formed in the center of the front-face tool end.