5/16"-18 X 1/2" Machine Screws | Pan Head | Phillips Drive | 18/8 Stainless Steel Black Oxide (1000/Pkg.)

Engineered for strength and reliability, the Machine Screws Phil Pan 18/8 Stainless Black Oxide 5/16-18 X 1/2 delivers dependable performance in a wide range of assembly tasks. With a Phillips pan head, 18/8 stainless steel construction, and a durable black oxide finish, these screws are built to resist corrosion while providing a clean, professional look.

Key Features

• Drive Type: Phillips drive for secure seating and easy installation.
• Head Style: Pan head provides a broad bearing surface for load distribution.
• Material: 18/8 stainless steel for excellent corrosion resistance.
• Finish: Black oxide coating offers a subtle dark appearance and added wear resistance.
• Size and Thread: 5/16-18 UNC thread for common, coarse-pitch fastening.
• Length: 1/2 inch (12.7 mm) suitable for a variety of materials and applications.

Specifications

• Material: 18/8 stainless steel
• Finish: Black oxide
• Head: Phillips pan
• Thread: 5/16-18 UNC
• Length: 1/2 in

Applications

Ideal for metal-to-metal and wood-to-metal assemblies where a durable, low-profile fastener is required. Perfect for cabinetry, electronics enclosures, automotive interiors, signage, and general hardware projects seeking a combination of corrosion resistance and a sleek finish.

Care and Installation Tips

• Pair with the correct driver to prevent cam-out and ensure torqued seating.
• Avoid over-tightening to protect threads and the surrounding material.
• Store in a dry environment to preserve the black oxide finish over time.