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 3" machine Bolts
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    $1.00
  • 5/16-18 x 3.5" machine Bolts
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    $1.50
  • 5/16-18 x 4" machine Bolts
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    $1.70
  • 5/16-18 x 5" machine Bolts
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    $2.25
  • 5/16-18 x 5.5" machine Bolts
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    $2.50
  • 5/16-18 x 6" machine Bolts
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    $2.75
  • 5/16-18 x 8.5" machine Bolts
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    $5.00