Sketching and Dimensioning the Boss

  1. Click the front face of the model to preselect the sketch plane for the next feature.
  2. Click Extruded Boss/Base (Features tab).
  3. Click Normal To (Heads-up View toolbar).
  4. Click Circle (Sketch tab).
  5. Click near the center of the face and move the pointer to sketch a circle.
  6. Release the circle tool.
  7. Click Smart Dimension (Sketch tab).
  8. Select the circle.
  9. Move the pointer outside the model to see the current dimension.
  10. Click to place the dimension.
  11. In the Modify dialog box:
    1. Set the value to 70.
    2. Click .