Self Drilling Screws

Use self-drilling screw store fasten materials to aluminum or sheet metal up to 7 ga. without the need of a pilot hole. The tip size is designated 1 through 5 to indicate the thickness of sheet metal the screw will penetrate. Whether you choose a hex head screw or a pan head screw depends on the fastening tool and the desired appearance. Save time and money with self drilling screws from MC.