Click here to delete all Cutting Planes from the Section Windows. Click here to pop-up a Pencolor/Penweight selection menu for the exposed edges of solid elements. Type a Pencolor/Penweight number (1-99) here for the exposed edges of solid elements. Click this pop-up menu to select a custom Material for exposed interior surfaces of solid elements. Click this button to use existing Materials & Pencolors/Penweights for interior surfaces & edges of solid elements exposed by the 3D Section cuts. Click this button to choose a Custom Material & Pencolor/Penweight for interior surfaces & edges of solid elements exposed by the 3D Section cuts. Enter a Z coordinate value here for the 3D Section Cut. Enter a Y coordinate value here for the 3D Section Cut. Enter an X coordinate value here for the 3D Section Cut. 3D Section Definition windows Draw a Section Line, then click with the Eyeball SmartCursor to indicate on which side the 3D data will be removed. Hint: holding the [shift] key constrains the cursor to 0° or 90°. Double-click a Section Line to remove it. Click Cancel to close this dialog without making any changes. Click OK to confirm any 3D Section Settings and leave this dialog.