rusty bolts

why cant mercedes coat there wheel bolts with something that lasts longer then 2 years?? I've just had my wheel bolts off my 2007 mercedes c220 sport Zinc plated, i'm sick of the rusty bolt look that you find with many newish mercedes on the roads. If your interested in replacing yours...

I have to confess I have left Mercedes and gone back to BMW ... However whilst an owner of a C class I suffered 'like all of you' from rusty wheel bolts. Being a Design Engineer I solved the problem for myself and many many other merc owners ..... If you have the same problem you'll find my...