5/16-18 x 1 1/2 Phillips Flat Thread Cutting Screw Type F Fully Threaded Zinc 5/16-18 N1610 It is made of steel

It is made of steel and meets ASTM standards for quality and durability

- Unslotted head with hex washer drive

providing a strong and stable joint

The bonded neoprene EPDM washer provides a weather-resistant seal

and a threaded shank with a diameter of 1/4 inch and a length of 3 inches

5/16-18 x 1 1/2 Phillips Flat Thread Cutting Screw Type F Fully Threaded Zinc 5/16-18 N1610 It is made of steelThe 5 16 18 x 1 1 2 Phillips Flat Thread Cutting Screw Type F Fully Threaded Zinc is a versatile and durable fastener designed for a wide range of applications. It features a sharp point for easy penetration, a Phillips drive for secure tightening, and a flat head that sits flush with the surface. The thread cutting design provides a strong hold in wood, metal, and plastic materials. The fully threaded shank ensures maximum engagement and holding