To Change Polar Snap Settings
At the Command prompt, enter
OPTIONS
.
In the Options dialog box, select the AM:Preferences tab.
In the AM:Preferences tab, select Snap Defaults.
In the Power Snap Settings dialog box, Choose Polar Snap Settings.
In the Polar Snap Settings dialog box, make your necessary entries and choose OK.
Click OK in all dialog boxes.
Related Concepts
About Customizing PolarSnaps
Related Reference
AutoCAD Mechanical Commands for Working with Object Snaps