Why you should always use Grade 8 hardware when building engines Grade 5 Vs Grade 8 Bolts
Metric Fastener Grades & Strengths Explained!! (Class 4.6, 8.8, 10.9, & 12.9) Why Bolts Have Different Grades Fastener Grades 5 vs 8 vs 8.8 vs 10.9 Easily identify the strength or Grade of a bolt by the radial lines on the bolt head! If the bolt head doesn't have any lines = Grade 2, When to use Grade 8 bolts | SAOCA Forum ๐ ๏ธ Build Smart: Grade 5 vs Grade 8 vs A325 Bolts โ When to Use Each | Trinity Metalworks ...