{"product_id":"5-16-18-x-1-1-2ft-self-tapping-trailer-deck-screws-durable-torx","title":"5\/16-18 x 1 1\/2ft Self-Tapping Trailer Deck Screws - Durable Torx","description":"\u003cp\u003eOur review of these 5\/16-18 x 1 1\/2' self-tapping trailer deck screws finds them well suited for anyone fitting or repairing trailer floorboards and similar heavy-duty projects; the single biggest reason to buy is the combination of a Type F thread cutting point and a Torx drive that together make fast, reliable installs into both wood and thin metals. The reviewer found the hardened steel with black phosphate finish gives practical corrosion resistance for on-road use, while the flat countersunk head leaves a clean, flush surface when installed correctly.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType F point:\u003c\/strong\u003e Cuts threads into wood and thin metal so installers can drive the screw without pre-tapping every hole.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardened steel construction:\u003c\/strong\u003e Provides the strength needed for trailer decks and heavy-duty fastening without frequent breakage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack phosphate and oil coating:\u003c\/strong\u003e Adds a layer of rust resistance for longer service life in exposed environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStar drive T-40:\u003c\/strong\u003e Reduces slippage and cam-out so higher torque can be applied with fewer stripped heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlat countersunk head:\u003c\/strong\u003e Sinks flush to produce a smoother deck surface and a neater finished appearance when used with correct plate thickness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBulk pack:\u003c\/strong\u003e Supplied in a large quantity suitable for contractors and extended projects to avoid repeated reordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThese screws are aimed at contractors, trailer builders, automotive professionals, and experienced DIYers who need a robust, thread-cutting fastener for floorboards and mixed-material assemblies. If you frequently work on trailers or machinery where board replacement and metal-to-wood fastening are common, the combination of Type F point and Torx drive will save time.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include users who require stainless steel for long-term marine exposure or those needing a finished-head appearance other than a countersunk black phosphate finish. For delicate cabinetry or visible interior furniture where plating and head style matter for aesthetics, a different screw may be preferable.\u003c\/p\u003e\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-forming performance for cutting into wood and 1\/4' steel plate as noted by users, reducing prep work.\u003c\/li\u003e\n\u003cli\u003eDurable hardened steel and coating resist corrosion better than plain steel fasteners in typical trailer conditions.\u003c\/li\u003e\n\u003cli\u003eTorx T-40 drive improves torque transfer and minimizes stripping compared with slotted or Phillips heads.\u003c\/li\u003e\n\u003cli\u003eFlat head creates a flush finish which helps with deck aesthetics and prevents snags.\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 steel for long-term marine environments.\u003c\/li\u003e\n\u003cli\u003eLarge bulk count may be more than needed for small DIY tasks and requires storage space.\u003c\/li\u003e\n\u003c\/ul\u003e\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\/2' (length)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoint Type\u003c\/td\u003e\n\u003ctd\u003eType F 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 Style\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 coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Quantity\u003c\/td\u003e\n\u003ctd\u003e1250 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThese trailer deck screws are a practical, cost-effective choice for contractors and DIYers who need a reliable thread-cutting fastener that performs well in mixed wood and thin metal applications. The hardened steel and Torx drive reduce installation issues and the flat head leaves a clean finish, making this pack good value for large projects where durability and ease of use matter.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan these screws cut threads into steel plate?\u003c\/strong\u003e\u003cbr\u003eYes, the Type F point is designed to cut threads into wood and thinner metals such as 1\/4' plate in typical trailer deck applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the black phosphate finish prevent rust?\u003c\/strong\u003e\u003cbr\u003eThe black phosphate with oil adds corrosion resistance for many environments but is not equivalent to stainless steel for long-term marine exposure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these screws strip easily?\u003c\/strong\u003e\u003cbr\u003eThe Torx T-40 drive reduces cam-out and stripping compared with Phillips or slotted drives when used with the correct driver.\u003c\/p\u003e","brand":"Newport Fasteners","offers":[{"title":"Default Title","offer_id":48262033244379,"sku":"B07D3NLD9H","price":554.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/512ba3zVwYL._SL1000_e047afcd-8553-47a0-b3af-4ad43de08338.jpg?v=1778287549","url":"https:\/\/gearmusthave.com\/products\/5-16-18-x-1-1-2ft-self-tapping-trailer-deck-screws-durable-torx","provider":"GearMustHave","version":"1.0","type":"link"}