5/16" Square Head Machine Bolts

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Great black 5/16 inch bolts with square heads

  • 5/16-18 threading

Do you need the NUTs to go with these

**Call for specific thread lengths on square head machine bolts

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  • 5/16-18 x 1/2" machine Bolts
    5/16-18 x 1/2" machine Bolts
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    $0.30