supsension bolts
#16
01-15-2010, 06:08 AM
To elaborate a bit - grade 8 bolts have six equally spaced raised lines on the heads. These are what you want. Grade 8.2 also have six, but arranged differently - you do not want these. Here is a link: SAE & ASTM Bolt Grade ID Marks & Properties Reference Table - Engineer's Handbook
Have fun.
Have fun.
