You can turn the tool using the mouse at any time. Press the Ctrl key and the mouse button at the same time to get a closer view of the tool when you move the mouse to the right.
 
If you cannot see the 3D view, you must download the SPX plug-in herunterladen. You can download the plug-in from the der SPX download site; with Windows, smart download can be used to install it automatically in your Microsoft Internet Explorer or Netscape.