Description
Hex Head Cap Screws Grade 8 Steel Plain 5/16-18 x 7/8 are high?strength fasteners designed for demanding assemblies where reliable clamping and durability are essential. Crafted from Grade 8 steel, these screws deliver superb tensile strength and a robust, plain finish for durable performance in a variety of applications.
- Material: Grade 8 steel for exceptional strength and load?bearing capability.
- Finish: Plain (uncoated) steel offering high strength with no plating; suitable for indoor use or surfaces that will be coated later.
- Thread: 5/16-18 thread for quick assembly and strong engagement.
- Length: 7/8 inch overall length.
- Head type: Hex head for easy driving with standard wrenches; designed for high torque and a large bearing surface.
- Size compatibility: Works with standard 5/16-18 nuts and tapped holes; verify your hole or nut compatibility.
Applications
- Ideal for automotive, industrial machinery, equipment mounting, and heavy equipment where a strong, reliable fastener is required.
- Excellent choice for metal frame assemblies, machinery installations, and structural connections in shop or factory settings.
Why choose Grade 8 steel hex head cap screws?
- Superior tensile strength and high clamp load for demanding assemblies.
- Rugged plain finish provides durability in controlled environments.
- Wide availability in common sizes and lengths for versatile use.
Can We Help?
If you’re not sure that this product is right for you, give us a call!
800-222-0324

