Snip Surface Property Editor

Cuts a NURBS surface along a specified U or V position.

To apply: Select an isoline or knot curve on a surface, then choose Modify Surface Snip from the Model toolbar.

To redisplay: Select the snipped surface, click the Selection button on the Select panel, then click the Snip Surface icon.

Keep First Surface	Determines which portion of the snipped surface to keep.
Snip All Srf Mesh	Snips all subsurfaces along the same U or V position. This is useful when snipping assembled surface meshes with multiple subsurfaces.