Drill, tap and fasten in one motion. Teks roofing screws provide secure metal-to-metal fastening with strong holding power without the need to pre-drill. The engineered drill-point and flute remove material efficiently and properly size the hole for threads. They are ideal for attaching roofing and wall panels to steel framing. A self-sealing neoprene washer provides a waterproof seal and a premium finish provides exceptional corrosion resistance in harsh outdoor environments.Install with a standard screwgun and a 5/16 in. Use for metal-to-wood fastening, ideal for fastening metal roofing panels to wood structures. Self-sealing neoprene washer provides a waterproof seal in harsh outdoor environments. High performance drive surfaces and hex head reduce cam-outs to penetrate surface the first time for easy installation. Climacoat premium coating means no streaking from corrosion and rust for long-life finish in exterior applications. Precise drill point designed to drill, tap and fasten all in 1 motion. Engineered drill point and flute (pilot section) helps remove material efficiently and sizes the hole for threads. Common project applications: roofing, HVAC, steel stud framing, gutters and register vents. This item is in the category "Business & Industrial\Fasteners & Hardware\Other Fasteners & Hardware". The seller is "besthomesupplies" and is located in this country: US. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech Republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, Korea, South, Indonesia, Taiwan, South Africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi Arabia, United Arab Emirates, Qatar, Kuwait, Bahrain, Croatia, Republic of, Malaysia, Brazil, Chile, Colombia, Costa Rica, Dominican Republic, Panama, Trinidad and Tobago, Guatemala, El Salvador, Honduras, Jamaica, Antigua and Barbuda, Aruba, Belize, Dominica, Grenada, Saint Kitts-Nevis, Saint Lucia, Montserrat, Turks and Caicos Islands, Barbados, Bangladesh, Bermuda, Brunei Darussalam, Bolivia, Ecuador, Egypt, French Guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman Islands, Liechtenstein, Sri Lanka, Luxembourg, Monaco, Macau, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Vietnam, Uruguay.