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Hex Head Bolts (Cap Screws) / US Standard

  • $0.87 - $0.87
    $0.87 per piece
    $0.87 - $0.87
    $0.87 per piece

    5/16-18 X 1 1/2 Stainless Steel Hex Cap Screw / Grade 18.8 / Coarse Thread (UNC)

    SSCS516112C18

    This cap screw is typically used in products that require general atmospheric corrosion resistanc...

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    $0.87 - $0.87
    $0.87 per piece
    $0.87 - $0.87
    $0.87 per piece
  • $0.57 - $0.57
    $0.57 per piece
    $0.57 - $0.57
    $0.57 per piece

    5/16-18 X 1 1/2 Hex Cap Screw / Grade 5 / Coarse (UNC) / Zinc Plated

    HHCS516112C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.57 - $0.57
    $0.57 per piece
    $0.57 - $0.57
    $0.57 per piece
  • $0.50 - $0.50
    $0.50 per piece
    $0.50 - $0.50
    $0.50 per piece

    5/16-18 X 1 1/4 Hex Cap Screw / Grade 5 / Coarse (UNC) / Zinc Plated

    HHCS516114C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.50 - $0.50
    $0.50 per piece
    $0.50 - $0.50
    $0.50 per piece
  • $0.70 - $0.70
    $0.70 per piece
    $0.70 - $0.70
    $0.70 per piece

    5/16-24 X 1 1/4 Hex Cap Screw / Grade 8 / Fine (UNF) / Yellow Zinc Plated

    HHCS516114F8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $0.70 - $0.70
    $0.70 per piece
    $0.70 - $0.70
    $0.70 per piece
  • $0.41 - $0.41
    $0.41 per piece
    $0.41 - $0.41
    $0.41 per piece

    5/16-18 X 1 Hex Cap Screw / Grade 5 / Coarse (UNC) / Zinc Plated

    HHCS5161C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.41 - $0.41
    $0.41 per piece
    $0.41 - $0.41
    $0.41 per piece
  • $0.87 - $0.87
    $0.87 per piece
    $0.87 - $0.87
    $0.87 per piece

    5/16-18 X 2 1/2 Hex Cap Screw / Grade 5 / Coarse (UNC) / Zinc Plated

    HHCS516212C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.87 - $0.87
    $0.87 per piece
    $0.87 - $0.87
    $0.87 per piece
  • $0.63 - $0.63
    $0.63 per piece
    $0.63 - $0.63
    $0.63 per piece

    5/16-18 X 2 Hex Cap Screw / Grade 5 / Coarse (UNC) / Zinc Plated

    HHCS5162C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.63 - $0.63
    $0.63 per piece
    $0.63 - $0.63
    $0.63 per piece
  • $0.32 - $0.32
    $0.32 per piece
    $0.32 - $0.32
    $0.32 per piece

    5/16-18 X 3/4 Hex Cap Screw / Grade 5 / Coarse (UNC) / Zinc Plated

    HHCS51634C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.32 - $0.32
    $0.32 per piece
    $0.32 - $0.32
    $0.32 per piece
  • $0.98 - $0.98
    $0.98 per piece
    $0.98 - $0.98
    $0.98 per piece

    5/16-18 X 3 Hex Cap Screw / Grade 5 / Coarse (UNC) / Zinc Plated

    HHCS5163C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.98 - $0.98
    $0.98 per piece
    $0.98 - $0.98
    $0.98 per piece
  • $0.75 - $0.75
    $0.75 per piece
    $0.75 - $0.75
    $0.75 per piece

    5/16-18 X 1 1/4 Stainless Steel Hex Cap Screw / Grade 18.8 / Coarse Thread (UNC)

    SSCS516114C188

    This cap screw is typically used in products that require general atmospheric corrosion resistanc...

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    $0.75 - $0.75
    $0.75 per piece
    $0.75 - $0.75
    $0.75 per piece
  • $0.72 - $0.72
    $0.72 per piece
    $0.72 - $0.72
    $0.72 per piece

    5/16-18 X 1 Stainless Steel Hex Cap Screw / Grade 18.8 / Coarse Thread (UNC)

    SSCS5161C188

    This cap screw is typically used in products that require general atmospheric corrosion resistanc...

    View full details
    $0.72 - $0.72
    $0.72 per piece
    $0.72 - $0.72
    $0.72 per piece
  • $1.41 - $1.41
    $1.41 per piece
    $1.41 - $1.41
    $1.41 per piece

    5/16-18 X 2 1/2 Stainless Steel Hex Cap Screw / Grade 18.8 / Coarse Thread (UNC)

    SSCS516212C18

    This cap screw is typically used in products that require general atmospheric corrosion resistanc...

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    $1.41 - $1.41
    $1.41 per piece
    $1.41 - $1.41
    $1.41 per piece
  • $1.37 - $1.37
    $1.37 per piece
    $1.37 - $1.37
    $1.37 per piece

    5/16-18 X 2 Stainless Steel Hex Cap Screw / Grade 18.8 / Coarse Thread (UNC)

    SSCS5162C188

    This cap screw is typically used in products that require general atmospheric corrosion resistanc...

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    $1.37 - $1.37
    $1.37 per piece
    $1.37 - $1.37
    $1.37 per piece
  • $0.55 - $0.55
    $0.55 per piece
    $0.55 - $0.55
    $0.55 per piece

    5/16-18 X 3/4 Stainless Steel Hex Cap Screw / Grade 18.8 / Coarse Thread (UNC)

    SSCS51634C188

    This cap screw is typically used in products that require general atmospheric corrosion resistanc...

    View full details
    $0.55 - $0.55
    $0.55 per piece
    $0.55 - $0.55
    $0.55 per piece
  • $0.57 - $0.57
    $0.57 per piece
    $0.57 - $0.57
    $0.57 per piece

    5/16-18 X 1 1/2 Hex Cap Screw / Grade 8 / Coarse (UNC) / Yellow Zinc Plated

    HHCS516112C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $0.57 - $0.57
    $0.57 per piece
    $0.57 - $0.57
    $0.57 per piece
  • $0.51 - $0.51
    $0.51 per piece
    $0.51 - $0.51
    $0.51 per piece

    5/16-18 X 1 1/4 Hex Cap Screw / Grade 8 / Coarse (UNC) / Yellow Zinc Plated

    HHCS516114C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $0.51 - $0.51
    $0.51 per piece
    $0.51 - $0.51
    $0.51 per piece
  • $0.42 - $0.42
    $0.42 per piece
    $0.42 - $0.42
    $0.42 per piece

    5/16-18 X 1 Hex Cap Screw / Grade 8 / Coarse (UNC) / Yellow Zinc Plated

    HHCS5161C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

    View full details
    $0.42 - $0.42
    $0.42 per piece
    $0.42 - $0.42
    $0.42 per piece
  • $0.92 - $0.92
    $0.92 per piece
    $0.92 - $0.92
    $0.92 per piece

    5/16-18 X 2 1/2 Hex Cap Screw / Grade 8 / Coarse (UNC) / Yellow Zinc Plated

    HHCS516212C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $0.92 - $0.92
    $0.92 per piece
    $0.92 - $0.92
    $0.92 per piece
  • $0.73 - $0.73
    $0.73 per piece
    $0.73 - $0.73
    $0.73 per piece

    5/16-18 X 2 Hex Cap Screw / Grade 8 / Coarse (UNC) / Yellow Zinc Plated

    HHCS5162C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

    View full details
    $0.73 - $0.73
    $0.73 per piece
    $0.73 - $0.73
    $0.73 per piece
  • $1.25 - $1.25
    $1.25 per piece
    $1.25 - $1.25
    $1.25 per piece

    5/16-18 X 3 1/2 Hex Cap Screw / Grade 8 / Coarse (UNC) / Yellow Zinc Plated

    HHCS516312C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $1.25 - $1.25
    $1.25 per piece
    $1.25 - $1.25
    $1.25 per piece
  • $0.35 - $0.35
    $0.35 per piece
    $0.35 - $0.35
    $0.35 per piece

    5/16-18 X 3/4 Hex Cap Screw / Grade 8 / Coarse (UNC) / Yellow Zinc Plated

    HHCS51634C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

    View full details
    $0.35 - $0.35
    $0.35 per piece
    $0.35 - $0.35
    $0.35 per piece
  • $1.05 - $1.05
    $1.05 per piece
    $1.05 - $1.05
    $1.05 per piece

    5/16-18 X 3 Hex Cap Screw / Grade 8 / Coarse (UNC) / Yellow Zinc Plated

    HHCS5163C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

    View full details
    $1.05 - $1.05
    $1.05 per piece
    $1.05 - $1.05
    $1.05 per piece
  • $1.34 - $1.34
    $1.34 per piece
    $1.34 - $1.34
    $1.34 per piece

    5/16-18 X 4 Hex Cap Screw / Grade 8 / Coarse (UNC) / Yellow Zinc Plated

    HHCS5164C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $1.34 - $1.34
    $1.34 per piece
    $1.34 - $1.34
    $1.34 per piece
  • $0.76 - $0.76
    $0.76 per piece
    $0.76 - $0.76
    $0.76 per piece

    5/16-18 X 2 1/2 Hex Tap Bolt Fully Threaded Grade 5 Zinc Plated UNC

    TAPB516212C5

    This Grade 5 hex cap screw is commonly known as a Tap Bolt, made from medium carbon steel and thr...

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    $0.76 - $0.76
    $0.76 per piece
    $0.76 - $0.76
    $0.76 per piece
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