Description
Cap Screws Flat Socket Fine Thread Alloy Steel 1/2-20 X 3 are high-performance fasteners designed for secure, accurate assemblies. The flat socket cap screw features a fine 1/2-20 thread and a durable alloy steel body, delivering strong clamping power and reliable torque in demanding environments.
Ideal for automotive, machinery, and equipment applications where precise thread engagement matters, this cap screw provides consistent performance and dependable grip.
Key specifications
- Material: Alloy Steel
- Head style: Flat Socket Cap Screw
- Drive: Hex socket
- Thread type: Fine Thread 1/2-20
- Length: 3 in
- Nominal size: 1/2 in
For best results, pair this cap screw with compatible nuts, washers, and components that suit a 1/2-20 thread. The alloy steel construction offers robust strength and reliable performance under demanding load conditions.
Why choose our socket cap screws? Built to standard dimensions, these screws ensure smooth installation, precise alignment, and repeatable torque across projects. Add them to your toolbox for fast, dependable fastening in industrial, automotive, and home workshop applications.
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800-222-0324

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