For preloading the bearing when the nut is inside the power steering gear box.(*1)

For preloading the bearing when the nut is outside on t power steering gear 
box (*5)

Universal handle with exchangeable heads for different type of works

For holding fan clutch nut on BMW (*3)

For Mercedes-Benz
fan clutch 
nut (*4)

 

For holding 
Mercedes-Benz
fan hub (*2)

(*1) Mercedes-Benz late model 124, 201, all 129, 140, E400, E500 and E420

(*2) 1990 & later 6 cylinder, with 129 and 140 (104) chassis, all V12 engines 1992 and later
(*3) BMW M10, M20, M30
(*4) Mercedes-Benz 1994 &  later C220, 2.2l 4 cylinder engines
(*5) Mercedes-Benz late model 107, 123, 116, all 126 models