US Fasteners, 2-1/2", 11

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  Hex bolts

  Bolts 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.

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  Flange bolts

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

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  Machine screws

  Screws with machine threads for use with a nut or in a tapped hole.

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  Carriage bolts & Plow bolts

  Bolts with no drive and machine threads for use with a nut.

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  Socket screws

  Screws with an Allen wrench drive.

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  Set screws

  Screws with no head and machine threads for use in a tapped hole.

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  Nuts

  Nuts have internal machine threads, for use with machine thread bolts and screws.

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  Studs, Rod & Stock

  Studs, threaded rod, unthreaded rod and keystock for industrial, machining and manufacturing applications.

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  Anchoring products

  Fasteners for anchoring in stone, concrete, brick and drywall, etc.

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  Eye bolts & Screw eyes

  Bolts or screws with a circular ring on the head.

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  Sex bolts & Mating screws

  Sex bolts resemble machine screws, but with internal threads, and can be used with either specialized mating screws or standard machine screws. Also known as barrel nuts and Chicago bolts.

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  Shoulder bolts

  Screws with an unthreaded shoulder that is larger in diameter than the threads. Also known as stripper bolts.