5/16-18 x 1-1/4 (100 Pack) Grade 8 Coarse Hex Cap Screw, Coarse Thread, Yellow Zinc by Makers Bolt

★★★★★ 5.0 131 reviews

$29.97
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$29.97
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Free shipping Free 30-day returns

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Product details

Management number 218173604 Release Date 2026/05/03 List Price $11.99 Model Number 218173604
Category
  • Diameter: 5/16" | Length: 1-1/4" | Thread: 5/16-18 (coarse) | Wrench Size: 1/2"
  • Grade 8 for high strengh applications
  • 100 hex cap screws per bag
  • Dimensional standard: ASME B18.2.1
  • Material standard: SAE J429
UPC 810074744935
Brand MAKERS BOLT
Head Type Hex
Size Name 5/16-18 x 1-1/4"
Metal Type Alloy Steel
Unit Count 100.0 Count
Part Number H8B3120Y100
Thread Size 5/16"-18
Thread Type Unc
Finish Types Plated
Grade Rating Grade 8
Manufacturer Makers Bolt
Thread Style Coarse
Fastener Size 5/16-18 x 1-1/4"
Fastener Type Hexagon Bolt
Item Diameter 7.94 Millimeters
Item Hardness Grade 8
Material Type Alloy Steel
Exterior Finish Yellow Zinc
Number Of Items 100
Thread Coverage Fully Threaded
Screw Head Style Hex
Manufacturer Grade Grade 8
Compatible Groove Diameter 0.31 Inches

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