1/2-20 X 3-1/2″ Socket Cap Screws Hex Socket Drive 18/8 Stainless Steel (25 / Pkg.) Luxury

Engineered for demanding assemblies, Socket Head Cap Screws in 18/8 stainless steel deliver reliable strength and corrosion resistance in a compact, drive-ready form. The 1/2-20 thread and 3-1/2 inch length make these fasteners ideal for machinery, automotive, and industrial applications where a high-strength fastener is required.

Key Features

Material: 18/8 stainless steel (AISI 304) for excellent corrosion resistance

Head type: Socket Head Cap Screw for a clean, recessed profile

Drive: Internal hex (Allen) drive for secure torque transfer

Thread specification: 1/2-20 UNC coarse thread

Length: 3-1/2 inches

Applications: Suitable for heavy-duty machinery, automotive, and equipment where stainless fasteners are preferred

Specifications

Material: 18/8 stainless steel (AISI 304)

Head style: Socket Head Cap Screw

Drive type: Internal hex (Allen)

Thread: 1/2-20 UNC

Length: 3-1/2 in

Applications

Machinery assembly and maintenance

Automotive and automotive aftermarket projects

Industrial equipment and heavy-duty installations

Marine and wet environments where stainless fasteners are advantageous

Installation Tips

Use a compatible 1/2 inch Allen wrench to achieve proper torque

For applications requiring vibration resistance, consider a suitable thread-locking compound as recommended by the manufacturer

Ensure mating nuts and threaded holes are clean and free of debris to prevent cross-threading