Hillman M8-1.25 mm D x 80 mm L Heat Treated Steel Hex Head Cap Screw is engineered for demanding assemblies where strength, precision, and repeatable performance matter. This high‑strength metric fastener delivers dependable torque resistance and durable long‑term wear, making it a trusted choice for construction, equipment mounting, and heavy‑duty fabrication projects.
Key features that set it apart
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High-strength construction: Grade 8.8 steel combined with a heat‑treated finish provides excellent tensile strength and increased hardness for tough, high‑torque settings.
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Accurate metric geometry: M8 coarse thread (1.25 mm pitch) delivers reliable thread engagement and strong pull‑through resistance across compatible materials.
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Precisely sized for robust fittings: 80 mm overall length with a hex head designed to accept standard hex wrenches for efficient driving and solid seating.
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Versatile fastener family: Ideal for framing, machine assemblies, and fixtures where a dependable, heavy‑duty cap screw is required.
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Practical packaging: Boxed, 40‑piece quantity per box—ready for ongoing projects or kit builds without frequent repurchases.
Why this screw is the right choice for your project
When projects demand a fastener that won't back out under vibration or heavy loads, the M8‑1.25 x 80 mm hex head cap screw from Hillman delivers. The heat‑treated steel core and 8.8 grade steel composition mean you can tighten to higher torque levels with confidence, while the coarse thread provides solid grip in a range of materials, reducing the risk of stripping during installation.
Use cases and practical tips
- Framing and wooden substructures: the coarse thread bites quickly into wood fibers, providing strong, repeatable connections for shelving supports, mounting brackets, and light to medium framing tasks.
- Metal brackets and machinery assemblies: pair with compatible nuts or tapped holes for secure, high‑load joints in equipment housings, frames, or mounting plates.
- General purpose fastener kit: keep a box on hand for quick repairs, replacements, and ongoing projects that require a reliable metric hex screw.
- Installation tips: use a standard hex key or wrench for precise torque control; clean threads before installation to maximize grip and reduce seating effort.
With its combination of heat treatment, Grade 8.8 strength, and a dependable M8 coarse thread, this Hillman hex head cap screw helps you complete projects that demand lasting performance and consistent results. Add it to your toolkit and experience secure, efficient fastening from first drive to final torque.
