(200Pcs) #8×1-1/4 in. Hex Washer Head Self Drilling Screws, 410 Stainless Steel Metal SheetScrews，TEK Screws, Sheet Metal Self Tapping Screws

These self drilling sheet metal screws are used for metal fastening in applications such as HVAC, metal roofing, steel framing and siding. They come in screw sizes from #8 to #14 and lengths from 3/4 in. to 1-1/4 in., so you can match the fastener to the work. - 410 Stainless Steel - Hex washer head - Pack quantities of 200 or 300