#4-40 X 5/16" Socket Cap Screws | Button Head Hex Socket Drive | Alloy Steel (100 / Pkg.)

Discover the Cap Screws Button Socket Alloy Steel 4/40 x 5/16 — a compact, high-strength fastener engineered for precise assemblies. This button-head socket cap screw delivers a clean profile and reliable performance for electronics enclosures, machinery, and automotive applications.

Key Features

• Material: Alloy steel for enhanced strength and durability.
• Head Style: Button head (socket cap) for a sleek, low-profile finish.
• Drive Type: Internal hex (Allen) drive for secure seating and easy installation.
• Thread Size: 4-40 thread, a common fine-thread for small fastenings.
• Length: 5/16 inch.
• Recommended Uses: Electronics enclosures, precision machinery, and other assemblies where a neat, flush appearance matters.

Why Choose Alloy Steel Cap Screws

Alloy steel cap screws provide superior tensile strength, rugged performance, and long-lasting reliability in demanding environments. The button socket design minimizes protrusion while maintaining robust clamping force.

Specifications

• Type: Cap screw, button socket head
• Material: Alloy steel
• Thread: 4-40
• Length: 5/16 in
• Drive: Internal hex (Allen)

Upgrade your fastener collection with these precision-capable, alloy steel cap screws. Order now to ensure a secure fit and dependable performance in your next project.