Date: Fri, 27 Jul 2007 23:08:38 GMT From: still me <wheeledBobnospamo.com> Subject: Re: 1988 900 non turbo missing exhaust stud
On Fri, 27 Jul 2007 21:28:44 +0000 (UTC), Craig's Saab C900 Site <c900nospam.apana.org.au> wrote: >What does the 'grade 10.9' mean if you don't mind me asking? I presume it's >something to do with the tensile strength and/or hardness of the steel? > >Regards, > >Craig. Yes. Metric strength grade. 10.9 is about the max you will find in a normal hardware store. US grades are numbers like "5" or "8" (an 8 being the same as a 10.9; a 5 is the same as the next common metric down, 8.something).