Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 5/8-18 x 6
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Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 5/8-18 x 6

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[65 PKG] Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 5/8-18 x 6

Mutual ScrewSKU: 6396CH8PUSABB
Price:
$159.97 $177.75per 65( $2.46 each)
Pieces 65
Measurement type Inch
Thread size 5/8-18
Diameter 5/8
Length 6
Material Steel
Grade Grade 8
Finish Plain
Head style Hex
Threads per inch 18
Thread style Partially Threaded
Weight 38.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 5/8-18 x 6 are high-strength fasteners built for demanding industrial use. This USA-made bolt delivers rugged reliability with a hex head and a plain finish, designed to withstand heavy-duty applications in machinery, equipment, and construction.

Product Highlights

  • Size & Thread: 5/8-18 UNC
  • Length: 6 inches
  • Head Type: Hex Head Cap Screw
  • Material: Grade 8 steel
  • Finish: Plain (uncoated)
  • Origin: USA Made

Specifications at a Glance

  • Grade: 8
  • Coating: Plain
  • Thread Style: UNC
  • Diameter: 5/8 inch
  • Length: 6 inches

Ideal Uses

These hex head cap screws are well-suited for heavy equipment assembly, automotive and industrial machinery, structural connections, and other demanding applications where strong, reliable fasteners are essential. The plain finish makes them suitable for paint or coating projects where a clean, uncoated base is preferred.

Why Choose Grade 8 Steel

Grade 8 steel provides superior tensile strength and durability for high-load fastening. When paired with a coarse 5/8-18 thread, these screws offer robust performance in assemblies that require secure, long-lasting joints.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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