Facing operation is used to machine the face of workpiece. The face operation includes few parameters and tool path can be generated without any parameters modified. Drill operation is used to drill or ream a hole in the center of workpiece.
Grooves can be classified as external groove, internal groove and face groove according to its location. The turn grooving operation provides three cut directions to machine these grooves and it use rough grooving and finish grooving to finish it.