Flange bolts feature a built-in washer-like flange beneath the head, distributing load and eliminating the need for a separate washer.
Nominal Size: 5/8"
Thread: 11 TPI (Coarse)
Length: 1-1/2"
Thread Length: Full
Material: Steel
Finish: Yellow Zinc
Head Style: Hex Washer (15/16" Wrench)
Hardness: Grade 8
Type: Flange Bolt
A flange bolt has a wide flange beneath the hex head of the bolt. Applied with a wrench.