The product is a set of 1000 self-drilling tek screws made of zinc-plated steel. These screws have a 1/2" length with a #8-18 thread size and a right-hand thread style. They feature a hex washer head design and a self-drill point, suitable for attaching applications. The screws are made of durable alloy steel and zinc material, providing reliable fastening solutions for various industrial and commercial projects. With a weight of 16 ounces per item, these self-drilling screws offer a convenient and efficient way to secure materials together.