{"product_id":"5-16-18-x-1ft-self-tapping-trailer-deck-screws-type-f-star-drive","title":"5\/16-18 x 1ft Self-Tapping Trailer Deck Screws, Type F Star Drive","description":"\u003cp\u003eIn this review of the 5\/16-18 x 1' self-tapping trailer deck screws, the bottom line is simple: these screws are geared toward contractors, trailer builders, and serious DIYers who need a durable, fast way to secure floorboards to both wood and thin metal. The reviewer found the biggest reason to buy is the combination of a \u003cstrong\u003eType F thread-forming point\u003c\/strong\u003e and a \u003cstrong\u003eTorx T-40 star drive\u003c\/strong\u003e, which together make installation faster and reduce cam-out compared with standard Phillips or slotted screws.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-tapping Type F point:\u003c\/strong\u003e Cuts threads cleanly into wood and thin metal so you can install floorboards without pre-tapping in most trailer deck applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardened steel construction:\u003c\/strong\u003e Provides the strength needed for heavy-duty use and resists deformation when driven at higher torque.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack phosphate and oil finish:\u003c\/strong\u003e Offers enhanced corrosion resistance compared with bare steel for longer life in outdoor and trailer environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlat countersunk head:\u003c\/strong\u003e Creates a flush surface when installed, improving the finished look of decking and preventing snags on cargo or feet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStar drive T-40:\u003c\/strong\u003e Reduces slippage and stripping so screws drive with greater control and less risk of cam-out.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile application:\u003c\/strong\u003e Suited for trailer decks, floorboard replacement, and fastening through thin plate steel into wood.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe screws are best for professionals and experienced DIYers who assemble trailer decks, repair floorboards, or fasten wood to thin metal where a reliable thread-cutting action is required. Contractors who need consistent performance under repeated driving will appreciate the hardened steel and Torx drive.\u003c\/p\u003e\n\u003cp\u003eThey are less suitable for fine woodworking or visible interior finishes where a coated stainless or decorative fastener would be preferred; also, if you need corrosion resistance for saltwater exposure, consider a purpose-made stainless fastener instead of black phosphate.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExcellent thread-cutting performance with the Type F point for clean starts and fast installation.\u003c\/li\u003e\n\u003cli\u003eReduced stripping and better torque transfer thanks to the T-40 star drive.\u003c\/li\u003e\n\u003cli\u003eHardened steel and black phosphate finish provide durability and improved corrosion resistance for trailer use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBlack phosphate is protective but not as corrosion resistant as stainless in harsh marine conditions.\u003c\/li\u003e\n\u003cli\u003eThe countersunk head requires correct plate thickness and hole prep for truly flush seating in some materials.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e5\/16-18 x 1' (1 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoint Type\u003c\/td\u003e\n\u003ctd\u003eType F self-tapping (thread cutting)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive\u003c\/td\u003e\n\u003ctd\u003eStar drive (Torx) T-40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead\u003c\/td\u003e\n\u003ctd\u003eFlat countersunk\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial \u0026amp; Finish\u003c\/td\u003e\n\u003ctd\u003eHardened steel, black phosphate with oil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Quantity\u003c\/td\u003e\n\u003ctd\u003e1500 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThese 5\/16-18 x 1' Type F self-tapping screws offer a practical, cost-effective solution for trailer decks and other heavy-duty fastening tasks where speed and reliability matter. For contractors and DIYers who need strong, non-stripping drive and good thread-cutting ability, they deliver robust performance and value; choose a different material only if superior saltwater corrosion resistance is required.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan these screws cut threads in thin plate steel?\u003c\/strong\u003e\u003cbr\u003eYes, the Type F point is designed to cut threads into thin metal and customers reported successful use with 1\/4 in plate steel sheets in trailer work.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the black phosphate finish prevent rust?\u003c\/strong\u003e\u003cbr\u003eThe black phosphate with oil improves corrosion resistance over bare steel for typical trailer and outdoor use, but it is not as corrosion-proof as stainless for marine exposure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo they strip easily during installation?\u003c\/strong\u003e\u003cbr\u003eNo, the Torx T-40 star drive reduces cam-out and customers say the screws rarely strip when driven with the proper driver.\u003c\/p\u003e","brand":"Newport Fasteners","offers":[{"title":"Default Title","offer_id":48244428374235,"sku":"B07D3NDRRV","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/512ba3zVwYL._SL1000_4c7a1860-72aa-4837-9c07-40092d1b836c.jpg?v=1771071802","url":"https:\/\/gearmusthave.com\/products\/5-16-18-x-1ft-self-tapping-trailer-deck-screws-type-f-star-drive","provider":"GearMustHave","version":"1.0","type":"link"}