Grade 5 vs. Grade 8 Fasteners

Making the GradeI have been on a quite a few online email lists over the last 7 years or so, basically since they first came out. From the original Jeep-L list to the XJ-list to the board, a common question comes up time and time again. No, I’m not talking about “how big a tire can I fit” or “which tire is better.” I’ll save those questions for the opinion section of everyone else’s website. I’m referring to the age-old question of “which fastener grade should I use?” It seems that everyone has an opinion on which grade is better but not many people can or will tell you why. Well, I’d like to explain the technical difference between a SAE Grade 8 (Grade 8) and a SAE Grade 5 (Grade 5) fastener. Read More→