Hex flange head, Zinc plated grade 8 steel, 5/8"-11 x 2-1/2"
US Fasteners, Hex flange head, Zinc plated grade 8 steel, 5/8"-11 x 2-1/2" |
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![]() Flange boltsFlange bolts have a flange on the bottom of the head that distributes the load like a washer. |