112 589 02 09 00 Socket - WS03.00-P-0109B
FG 03/Set B
ENGINE 112, 113, 271, 272, 273
Use:
Socket wrench to loosen belt pulley on the air conditioner compressor, e.g. in combination with 112 589 07 40 00 counterholder.

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.