Self drilling screws modify truss head

Self Drilling Screws have a drill-shaped point to cut through the substrate to eliminate the need for drilling a pilot hole. The self drilling screws are usually designed for using in soft steel or other metals.

First String Enterprise is professional in manufacturing self drilling screws for application in related industries and markets. We provide a wide range of self drilling screws for you on choosing and produce high standard, excellent quality self drilling screws to meet customers' requests and demands.

If you have more questions or interests in our screw products, please feel free to contact us, we are very pleased to help you.