Meet the Hillman M12-1.75 mm D x 45 mm L Heat Treated Zinc Steel Hex Head Cap Screw — a purpose-built, high-strength fastener designed for demanding metal-to-metal connections. With a Grade 8.8 rating and a heat-treated zinc finish, this screw delivers lasting reliability in both DIY projects and professional assemblies.
Key specifications at a glance:
- Size: M12 with 1.75 mm coarse thread, 45 mm length
- Material: Steel with heat-treated zinc finish for enhanced hardness and corrosion resistance
- Drive: Hex head for precise torque transfer with standard wrenches
- Thread type: Coarse, ideal for quicker driving and strong bite into metal substrates
- Point type: Blunt
- Package: 25 pieces per boxed set, ready for bulk projects or quick replenishment
Why this hex head cap screw stands out
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High-strength performance: Grade 8.8 provides robust load-bearing capability perfect for frame assemblies, equipment mounting, and heavy-duty metal fabrication.
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Durable, corrosion-resistive finish: The heat-treated zinc coating offers protection in typical indoor environments and light outdoor use, helping extend the life of connections in less corrosive conditions.
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Efficient fastening: The coarse M12x1.75 threads deliver rapid installation with secure thread engagement, making it ideal for fast-paced projects where time matters.
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Versatile mounting option: The 45 mm length supports a range of material thicknesses and mounting scenarios, from steel framing to equipment housings.
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Concrete to hardware pairing: Works well with compatible nuts and washers to maximize bearing surface, reduce pull-out risk, and distribute load evenly across the joint.
Ideal use cases
- Metal shop projects, equipment mounting, and machine frames where a strong, dependable fastener is required
- DIY furniture or structural projects that demand durable steel fasteners with reliable torque transfer
- Replacement hardware for existing assemblies that use M12 coarse-thread screws
Practical tips for best results
- Pair with matching nuts and flat washers to maximize bearing surface and prevent damage to softer base materials
- Align threads carefully to avoid cross-threading; start by hand to ensure smooth engagement before torquing
- Apply a light lubricant if driving into hard metals or when frequent disassembly is anticipated, then re-torque as needed
- Store in a dry, boxed package to protect the 25-piece set and keep inventory ready for upcoming projects
Who should consider this Hillman fastener? Ideal for professionals and serious hobbyists who need a dependable, high-strength M12 hex head cap screw with proven performance under load, as well as for shop owners stocking versatile, ready-to-use hardware that covers a broad range of applications.
Choose the Hillman M12-1.75 mm D x 45 mm L Heat Treated Zinc Steel Hex Head Cap Screw for consistent strength, durable finish, and a practical, ready-to-use 25-piece boxed set designed to support serious metalwork and everyday repairs alike.
