001 589 81 09 00 Set of flexible head wrenches - WS00.00-P-0251B

FG 00/01/07/09/20/Set B 

ENGINE all 

Use: 

Set of flexible head wrenches, Torx bits E10, 12, 14 with permanently attached extension and joint.

Fig 1: Identifying Set Of Flexible Head Wrenches (001 589 81 09 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.