Filters: 18 External hex Steel 5/16" Hex flange Grade 8 Remove All

5/16"-18, Hex flange head, Grade 8 steel

US Fasteners, 5/16"-18, Hex flange head, Grade 8 steel
Flange bolts Flange bolts have a flange on the bottom of the head that distributes the load like a washer.

US Fasteners, 5/16"-18, Hex flange head, Grade 8 steel

Flange bolts have a flange on the bottom of the head that distributes the load like a washer.