Re: Underhood Lighting screw needed. |
Subject: Re: Underhood Lighting screw needed. by Matatk on 2011/3/8 3:40:16 I can't be 100% certain, but I think the coating is called "black oxide" and it's GM standard GM 4347M. That might help track some screws down. For example: http://www.fastener-express.com/black-oxide-fasteners.aspx Matthew |