ACDelco Multi-Purpose Bolt - 94500436 Part #: 94500436 Line: ACD ACDelco Multi-Purpose Bolt Limited Lifetime Warranty Material: Steel Thread Size: M8 Head Type: Hex Overall Length (mm): 20mm Head Size (mm): 12mm Thread Diameter (in): 5/16 Inch Thread Length (in): 11/16 Inch Thread Length (mm): 17mm Thread Diameter (mm): 8mm Show More Show Less