How to create an individual axis for eg. Y-axis while part modelling?

I encountered a model in which after using the command "edge fillet" Y -axis is created .How can it be done ? How to create axis in a non-circular object in Wire Frame and Surface Design in CATIA v5?

1 Answer

in sketcher workbench you have to used Axis tool to create an axis. this axis is act as a individual axis for a particular sketch.