*Special steel.

*Internal square rive to DIN 3121/
  ISO 1174.

*Optional with expander sleeve
 (bayonet locking system).

*High accuracy of fit. 

*Extremely robust execution.

*Suitable for high tightening and
  loosening torque.

*Application : Mercedess Benz and
  MAN 10+13T  Reduction axle, Hypoid
  and trailer NR7/4, Omnibus 0305 G +
  0405G,etc.