Zinc plated grade 8 steel, 5/16" x 2-1/2", US, Hex flange
US Fasteners, Zinc plated grade 8 steel, 5/16" x 2-1/2", Hex flange |
|
---|---|
Flange boltsFlange bolts have a flange on the bottom of the head that distributes the load like a washer. |