Hillman Hex Washer Head Sheet Metal Screw, 6 x 1/2 are highly versatile screws designed for attaching metal, wood, fiberglass, and plastic materials. These sheet metal screws, also known as tapping screws, feature sharp threads that effectively draw materials together to ensure a secure and reliable hold. Fully threaded with a sharp point, they provide excellent fastening performance for a variety of applications. Model Number: 6 x 1/2