1/2" x 11", US
US Fasteners, 1/2" x 11" |
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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. |
Carriage bolts & Plow boltsBolts with no drive and machine threads for use with a nut. |
Lag boltsLarge wood screws technically called lag screws. |
Socket screwsScrews with an Allen wrench drive. |