Paint process hex washer head self drilling screws white zinc and epdm washer roofing screws

handan shuangzi metal products co.ltd are the best high quality self drilling screw on the market. We also sell drywall screws,chipboard screws,self tapping screws, Features: hex washer head (EPDM bonded washer)- Self starting- High quality- OEM/ODM /fine Threads, Our Roofing Screws are fully painted and have a 1/4" hex washer head. These self starting roofing screws help take the headache out of sheet metal roof and siding installation. We offer many colors to match the color of your roof or project. The EPDM bonded washer seal will keep the weather out through the years. These metal-to-wood screws are great sheet metal roofing screws to use on any metal roofing or siding project where 3" roofing screws are needed: Installing roofing on a house, porch, shed, pole barn, shop, barn, lean-to, and many other projects. At shuangzi metal we stand behind all of our products! We know you will like our Metal Roofing Screws! Buy with confidence!