Here is an alternative to standard end milling — an operation performed on a CNC milling machine to produce circular grooves in the part face. This new single-point trepanning tooling strategy can produce both symmetrical and asymmetrical face grooves, too, and perform fly cutting. Read the full article by Derek Korn on Modern Machinist.
A New Spin on CNC Machining Face Grooves
By Derek Korn, Executive Editor, Modern Machine Shop