Self-drill Screws Self-Drilling Screws, also known as Tek screws, eliminate the need for a pre-drilled hole and allow drilling and fastening to be done in the same motion.Available in the following finishes and sizes: Plain, Zinc Plated, Hot Dipped Galvanized, Black Oxide, Silicone Bronze, Yellow Zinc, Aluminum, 316 SS, and 304/18-8/410 SS. |