Meet a proven workhorse for demanding assemblies: the Hillman 1/4 in. D × 1-1/2 in. L Heat Treated Steel Hex Head Cap Screw, now available in a convenient 100-pack. Built from robust steel and subjected to a heat-treat process, this Grade 8 fastener delivers reliable strength where it matters most—under load, under vibration, and in precision-fit applications.
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Strength you can count on. Made from heat-treated Grade 8 steel to maximize tensile strength and durability for high-stress connections.
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Precise dimensions. 1/4 in. diameter with a 1-1/2 in. length; hex head provides good bearing surface for driving tools and consistent torque.
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Coarse thread for versatile grip. Coarse-threaded design enables quick, secure engagement across metal and wood substrates.
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Bulk convenience. Pack of 100 in boxed packaging ensures you’re stocked for ongoing projects and repairs.
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Trusted brand. Hillman fasteners are a reliable choice for DIYers and professionals who demand consistent performance.
Where it shines — these hex head cap screws are ideal for structural and framework work, mounting machinery or brackets to steel frames, assembling metal-to-metal connections, and reinforcing DIY furniture or shop fixtures. The 1/4 in. diameter and 1-1/2 in. length strike a balance between strong clamping force and clean, flush installation across a variety of materials.
Why choose this Hillman screw over standard fasteners? The heat-treated finish and Grade 8 designation mean you’re selecting a fastener engineered to resist deformation under load, maintain clamping force, and perform consistently in demanding environments. For assemblies subject to vibration or dynamic stress, these screws help keep everything firmly anchored.
Tip for best results pair with a correctly sized nut and washer, align the hole precisely, and apply torque within recommended limits. If vibration is a concern, a light thread-locking compound can help maintain grip without overtightening.
Specifications at a glance
- Brand: Hillman
- Product Type: Hex Head Cap Screw
- Diameter: 1/4 in.
- Length: 1-1/2 in.
- Thread Type: Coarse
- Material: Steel
- Finish: Heat Treated
- Grade: 8
- Head Diameter: 1/4 in.
- Package Quantity: 100 pieces
- Packaging: Boxed
Whether you’re a professional contractor building durable installations or a hobbyist tackling a long-planned project, this 100-pack of Hillman heat-treated hex head cap screws delivers the strength, reliability, and bulk convenience you need to get the job done right.
