WARNING: This page is about a different car, the 2010 Porsche Cayenne, 2009 Porsche Cayenne, and 2008 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Pneumatic Equipment
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
-8- - Air chisel
-9- - Body saw Pneumatic body saw PS 1 WE 1138
-10- - Spotweld remover Pneumatic spotweld remover, Vario Drill WS 90 WE 1139