Teks #10 x 1-7/16 in. Philips Flat Head Self Tapping with Wings Screws (100-Pack) 21380 - The Home Depot
Self-tapping screw - Wikipedia
Self Tapping Screws Sheet Metal Screws Screw Set Metal Stainless Screws Sheet Stainless Steel Metal Roofing Screws Epoxy Hex Head Washer Self Drilling Tek #10 x 1" (100 Pcs) Super-Deals-Shop
What is the difference between self-tapping and self-drilling screws? - Fastener Engineering
ST 4.2, ST 5.5, ST 6.3 hexagon head self tapping screw