[50 PKG] Socket Head Cap Screws Alloy Steel Thermal Black Oxide 1/2-13 X 3 1/2

Socket Head Cap Screws in alloy steel with a thermal black oxide finish for durable, high-strength fastening. This 1/2-13 x 3 1/2 inch screw is ideal for machinery, automotive, and industrial assemblies that require a recessed socket head and reliable torque in demanding conditions.

Key Features

• Material: Alloy steel
• Finish: Thermal black oxide with mild corrosion resistance
• Size: 1/2-13 threads
• Length: 3/2 inches
• Head style: Socket head cap screw
• Strength: High-strength fastener for heavy-duty assemblies

Why choose these screws?

Engineered for high-torque settings, these socket head cap screws provide a clean, low-profile appearance with a secure grip. The alloy steel core delivers superior shear and tensile strength, while the thermal black oxide finish reduces glare and offers modest corrosion protection in typical workshop environments.

Typical Applications

Perfect for robotic assemblies, automotive fixtures, machine tools, and equipment where precise, repeatable clamping is essential.

Add to your toolbox today and ensure dependable fasteners for your next project.