ACORN BRANDGALVANIZED METAL ROOFING SCREWS #9 X 1 1/2″ LONG1/4″ HEX HEAD WITH WASHERSELF TAPPING WITH HIGH-LOW THREADSFOR ATTACHING METAL ROOFING TO WOOD TRUSSES, WOOD FRAMING, PLYWOOD AND OSB BOARD250 PACKBRAND NEW FAST SHIPPING