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

These full-thread screws feature a Phillips drive for easy installation and a pan head design that provides a flush finish.

The included split lock washer offers secure fastening, while the regular flat washer distributes pressure evenly for a stable hold.

With a length of 5/16 inches, these screws are suitable for various applications across metal, plastic, and wood materials.

Their high strength and resistance to corrosion make them an ideal choice for both indoor and outdoor use.