M8 X 65" Hex Head Cap Screws | Class 8.8 Steel Zinc Plated (400 / Pkg.)

Mutual ScrewSKU: M865D9318KC

Price:
Sale price$109.42per 400( $0.27 each)
Pieces 400
Measurement type Metric (MM)
Thread size M8
Diameter M8
Length 65
Material Steel
Grade Class 8.8
Finish Zinc Plated
Head style Hex
Weight 26.0 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

Experience reliable and robust fastening with our Hex Head Cap Screws DIN 931 8.8 Steel Zinc M8 x 65. These hex bolts are engineered for strength and durability, making them ideal for machine assemblies, automotive applications, and heavy equipment mounting. DIN 931 compliant, they feature a hex head and full threading for secure, adjustable fastening along the entire shaft.

Key specifications

  • Size: M8 diameter, 65 mm length
  • Thread type: Full thread (DIN 931)
  • Material: Steel, grade 8.8
  • Finish: Zinc-plated for corrosion resistance
  • Head style: Hex head for easy driving with standard wrenches or sockets

Material & Finish

The screws are made from high-tensile steel grade 8.8, offering excellent strength-to-weight ratio. The zinc plating provides a durable, corrosion-resistant surface suitable for indoor and outdoor environments.

Standards & Fit

DIN 931 ensures consistency in head geometry and thread engagement, allowing for interchangeability with other DIN 931 components and standard M8 fasteners.

Applications

Perfect for machinery, equipment frames, automotive assemblies, and general construction projects where secure, repeatable fastening is required. The M8 x 65 length provides a versatile option for medium-thickness materials.

Why choose these hex head cap screws

  • High tensile strength with grade 8.8 steel
  • Corrosion-resistant zinc finish
  • Full-thread design for strong clamping over the full length
  • Standard DIN 931 sizing ensures compatibility with existing components
  • Hex head enables fast, tool-friendly installation and removal

Installation tips

Use a compatible wrench or socket to achieve the recommended torque. Align the bolt with the thread and clean mounting holes before installation. Do not overtighten to avoid thread damage or material distortion.

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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