US Fasteners, 3/8"

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  Wood screws

  Screws with a smooth shank and tapered point for use in wood.

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  Sheet metal screws

  Screws with large threads for use in sheet metal sometimes also used in plastic, fiberglass or wood.

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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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  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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  Eye bolts & Screw eyes

  Bolts or screws with a circular ring on the head.

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  Spacers & Standoffs

  Spacers are unthreaded sleeves that fit over bolts or screws to maintain space between components. Standoffs are used to separate and support parts, commonly in electronic assemblies or hardware setups.

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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.

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  Thumb screws

  Provides a grip for where hand loosening or tightening is needed. Commonly used in applications such as access panels and where frequent adjustment is required.

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  Pins & Clips

  Pins and clips are used to secure or align fasteners or parts on machinery.