RC, paint chip won't be able to repair,
I don't know which brands of Nano PTFE they used, but i'm happy with the outcome.
http://www.6x-coat.com/2009/12/nano-ptfe.html
http://www.autoaccessori.info/agk/Pr...TFE_N_ENG.html
Lots more infos search under "nano PTFE" in google
$3988 two day job~