Sketching with Extruded or Revolved Bosses/Bases To start a sketch with an Extruded or Revolved Boss/Base: Click Extruded Boss/Base or Revolved Boss/Base on the Features toolbar, or click Insert > Boss/Base > Extrude or Boss/Base > Revolve . Select one of the three planes (Front Plane, Top Plane, and Right Plane) displayed.In new parts, the plane rotates to the Normal to orientation. Create a sketch with the sketch entity tool, or select a tool on the Sketch toolbar and create a sketch. The sketch must be a closed sketch. Close the sketch to open the PropertyManager of the feature you selected. Create the part and click . Parent topicSketch Sketching with Sketch Entities or Sketch Tool Sketching with Planes Sketching on the Face of a Part Controlling the Tangency Direction Creating New Sketches with Existing Sketches Editing an Existing Sketch Where to Start a Sketch Sketch Plane PropertyManager Sketch Plane References Extrudes Revolve PropertyManager