Our 4-40 x 5/16 Phillips pan head split lock screws are crafted from premium 18-8 stainless steel, ensuring durability and corrosion resistance.

These screws feature a Phillips drive for easy installation, a pan head for a flush finish, and come complete with a split lock washer and narrow flat washer for secure fastening.

The full thread design allows for versatile use in metal, plastic, and wood applications, making them ideal for a wide range of projects.

With their high strength-to-weight ratio, these screws are perfect for both indoor and outdoor use, providing long-lasting performance.