External hex, 1/2" x 5-1/2", Hot dipped galvanized steel, US
US Fasteners, External hex, 1/2" x 5-1/2", Hot dipped galvanized steel |
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Hex boltsBolts with hexagonal heads and machine threads for use with a nut or in a tapped hole. Also known as hex cap screws or machine bolts. |
Lag boltsLarge wood screws technically called lag screws. |