[250 PKG] Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 3/8-16 x 4

Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 3/8-16 x 4 are high-strength fasteners engineered to endure demanding applications. Made from Grade 8 steel and finished in plain (uncoated) steel, these hex head cap screws deliver reliable performance in heavy-duty assemblies.

Key specifications:

• Material: Grade 8 steel for superior tensile strength and toughness
• Finish: Plain (uncoated) steel suitable where corrosion resistance is not required
• Head style: Hex head cap screw for high-torque drive
• Thread size: 3/8-16 UNC
• Length: 4 inches
• Made in: USA

These screws are designed for dependable, heavy-duty fastening. The combination of Grade 8 strength, plain finish, and standard 3/8-16 threads makes them a versatile choice for automotive, machinery, equipment, and industrial applications that require a robust, durable fastener from a USA-manufactured source.