Nut socket with special star profile MS 17 for Mercedes Benz models: C-class/GLK (W204), E-class (W211, W212, W207), SLK (W172), M-class (W164, W166), CL-class (W216), S-class (W221, W222) and Maybach. The plastic coating protects alloy wheels from scratches. Shock resistant and durable.