001 589 72 21 02 Plug-in Ratchet - WS00.00-P-0017-01Z

FG 00 

MODEL all 

Use: 

As 3/8" square-drive ratchet Plug-in dimensions: 9 x 12 mm

Fig 1: Identifying Plug-In Ratchet (001 589 72 21 02)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.