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3.5 out of 5 stars. 2 reviews
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Hillman 9/16 in.-18 x 4 in. Yellow Grade 8 Hex Cap Screws

Hillman 9/16 in.-18 x 4 in. Yellow Grade 8 Hex Cap Screws

Item # 320255499

$6.29

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Hillman 9/16 in.-18 x 4 in. Yellow Grade 8 Hex Cap Screws

Item # 320255499

$6.29

Shopping at

Grassland (franklin) TN

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These Hillman 9/16 in.-18 x 4 in. Yellow Grade 8 Hex Cap Screws are bolts with hexagonal heads and machine threads for use with a nut or in a tapped hole. A common feature on hex cap screws is a washer surface directly under the head which creates a better seal. Available in a single pack.

  • MADE USING GRADE 8 STEEL: Appropriate for marine and heavy machinery applications (match with Grade 8 washers and nuts)
  • GREAT FOR MECHANICAL APPLICATIONS: Ideal for use in construction, agricultural, and automotive projects
  • CORROSION-RESISTANT FINISH: Yellow dichromate combines lasting durability with strong rust protection
  • HIGH-TORQUE DESIGN: Hex cap head and machine threads combine to offer higher torque capability
  • Hex head cap screw is for all-purpose applications
  • Yellow dichromate finish

Q&As

1 - 1 of 1 Question

Q: How many threads per inch is this bolt? Needs to be included on description please.

3 years ago
1 Answer
  • A: These US Made yellow zinc plated grade 8 bolts are 9/16-12 thread and are 4-1/2" in length with a 1-1/2" thread length and 13/16" hex.
    3 years ago
    Helpful?

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