Modify Surfaces tool box

Trim two elements to their common intersection.

Punch a hole in a surface, or to project a B-spline curve onto a surface.

Switch between surface types, or add caps to extrusions and surfaces of revolution.

To stitch two surfaces together to form a single surface.

Change the normal direction of a surface element.

Reverse the sense of the boundaries of a B-spline surface.

or

Remove one or all boundaries (holes) from a B-spline surface.

Change a surface's B-spline-specific attributes to the active B-spline settings.

Split, or break, an element into two separate surfaces.

Construct a B-spline surface extension to an element.

Rebuild a B-spline surface.