Description
Depend on industrial-grade strength with our Hex Head Cap Screws Grade 8 Steel Plain, USA Made. Size 5/8-11 x 3-1/4, these hex head fasteners are engineered for heavy-duty assembly where high tensile strength and reliable performance matter. The plain finish (uncoated) keeps the screw suitable for environments where coatings aren’t desired or required.
Key features
- Material: SAE Grade 8 steel for exceptional strength
- Finish: Plain (uncoated)
- Head style: Hex head cap screw for straightforward tightening with standard wrenches
- Thread format: Coarse 5/8-11 UNC
- Diameter x length: 5/8" diameter, 3-1/4" length
- Origin: Made in the USA
Specifications
- Diameter: 5/8 in
- Thread pitch: 11 TPI (5/8-11 UNC)
- Length: 3-1/4 in
- Material: SAE Grade 8 steel
- Finish: Plain
- Head type: Hex head cap screw
- Country of origin: USA
Applications
Designed for heavy-duty fastening in machinery, automotive, construction, and industrial equipment. The high-strength Grade 8 steel provides superior performance under load, while the coarse 5/8-11 threads ensure robust engagement in a variety of materials. Ideal for assemblies that demand reliability and long service life.
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800-222-0324