If there is no chamfer, the cutoff is performed as a simple plunge.
If there is a chamfer:
The cutoff groove is plunged down to the depth of the chamfer
The tool traces along the chamfer and then down the cutoff groove.
If there is a chamfer and Plunge Rough Chamfer is checked on the Strategy page:
The cutoff groove is plunged down to the depth of the chamfer.
The chamfer is plunged roughed.
The tool traces along the chamfer and then down the cutoff groove.
Cutoff feature manufacturing parameters
How to set manufacturing attributes