The SS TEK Screw Hex Washer HD #12 X 1-1/2" is constructed from high-quality stainless steel, ensuring exceptional resistance to corrosion and rust. With a hex washer head design, these screws provide a reliable grip and superior sealing for a variety of industrial and automotive applications. Measuring #12 in diameter and 1-1/2 inches in length, they are ideal for use in environments where durability and strength are paramount. Perfect for fastening metal, wood, and composite materials securely.