5/16"-18 X 1-1/2" Machine Screws | Flat Head | Phillips Drive | Steel Black Oxide (1250/Pkg.)

Secure, durable fastening with our Machine Screws featuring a Phillips drive, flat head, and a robust steel with a black oxide finish. Sized at 5/16-18 UNC and 1-1/2 inches long, these screws are built for reliable performance in metal-to-metal assemblies.

Product Details

• Drive Type: Phillips (PH) drive for easy seating and consistent torque
• Head Style: Flat head for flush mounting
• Material & Finish: Steel with black oxide finish for mild corrosion resistance and a sleek look
• Thread Size & Pitch: 5/16-18 UNC
• Length: 1-1/2 in
• Applications: Ideal for metal enclosures, equipment housings, panels, and general machine assemblies; designed for use in tapped holes or with corresponding nuts

Whether you’re outfitting an electrical panel, appliance housing, or industrial equipment, these Phillips flat-head machine screws deliver dependable performance and a clean, professional finish. Add them to your toolkit for ready-to-go fastening solutions.