{"product_id":"17-x-10-construction-lag-screw-full-box-heavy-duty-structural","title":"#17 x 10 Construction Lag Screw Full Box - Heavy Duty Structural","description":"\u003cp\u003eIn this review the focus is on a full box of #17 x 10 construction lag screws aimed at builders and serious DIYers who need reliable structural fasteners. The bottom line: these screws stand out for heavy duty performance and corrosion resistance, making them a practical choice for deck and outdoor framing projects where strength and long-term reliability matter most. Our review finds the most compelling reason to buy is the combination of a Type 17 extra sharp point that starts quickly and a triple-coated finish that passed a 1200 hour salt spray test, delivering durable holding power in harsher conditions.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e The ~5\/16in thread diameter and 10in length provide deep embedment for secure connections in large timbers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead design:\u003c\/strong\u003e The 11\/16in modified truss washer head spreads clamping force and helps pull lumber tight during assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive:\u003c\/strong\u003e Torx\/star drive gives better torque transfer and reduces cam-out compared with standard slotted or Phillips heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoint type:\u003c\/strong\u003e The Type 17 notched extra sharp point starts quickly and reduces the need for pre-drilling in many applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion resistance:\u003c\/strong\u003e Triple coated finish and ACQ compatibility passed a 1200 hour salt spray test, offering long-term protection in exterior builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial quality:\u003c\/strong\u003e Manufactured from heat treated steel for improved shear and compression performance over common lag bolts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThese lag screws are best for contractors, deck builders, and homeowners tackling structural outdoor projects where strong long-lasting fasteners are required. The 10in length and robust thread diameter make them suited to 4x6s, large beams, and connection points that demand deep holding power and reliable clamp-down.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include casual users who only need occasional light-duty screws or anyone working exclusively with thin or delicate materials where a smaller fastener would be more appropriate. If you require specialty stainless steel for extreme marine exposure, consult a corrosion specialist for the exact grade needed.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh strength heat treated steel gives superior shear and compression resistance for structural connections.\u003c\/li\u003e\n\u003cli\u003eTriple coated finish and ACQ compatibility deliver proven corrosion resistance after extensive salt spray testing.\u003c\/li\u003e\n\u003cli\u003eType 17 notched point and Torx drive speed up installation and reduce walking and cam-out.\u003c\/li\u003e\n\u003cli\u003eFull box count provides good value for recurring jobs or large projects.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAt 10in length and ~5\/16in diameter these screws are overkill for small-scale or delicate projects.\u003c\/li\u003e\n\u003cli\u003eTriple coating is protective, but for some extreme marine uses a specific stainless option may still be preferred.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eScrew length\u003c\/td\u003e\n\u003ctd\u003e10in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread diameter\u003c\/td\u003e\n\u003ctd\u003e~5\/16in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead diameter\u003c\/td\u003e\n\u003ctd\u003e11\/16in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoint type\u003c\/td\u003e\n\u003ctd\u003eType 17 notched extra sharp point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive type\u003c\/td\u003e\n\u003ctd\u003eTorx \/ star drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHeat treated steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrosion test\u003c\/td\u003e\n\u003ctd\u003ePassed 1200 hour salt spray test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThese #17 x 10 construction lag screws are a practical, value-oriented option for anyone building decks, pergolas, or heavy timber connections. Their combination of a Type 17 point, Torx drive, heat treated steel, and a proven triple-coated finish offers dependable holding power and corrosion resistance, making them a solid buy for structural outdoor projects where durability and strength are priorities.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eAre these screws suitable for ACQ treated lumber?\u003c\/strong\u003e\u003cbr\u003eYes, the triple coated finish is specified as ACQ compatible to resist corrosion with treated lumber.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill I need to pre-drill for these 10in screws?\u003c\/strong\u003e\u003cbr\u003eThe Type 17 notched extra sharp point reduces the need for pre-drilling in many cases, though pre-drilling may still be advisable for very dense timbers or precise alignment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo they resist saltwater corrosion?\u003c\/strong\u003e\u003cbr\u003eThe coating passed a 1200 hour salt spray test without failures, indicating good corrosion resistance for exterior use, though stainless options may be chosen for severe marine exposure.\u003c\/p\u003e","brand":"Jake Sales","offers":[{"title":"Default Title","offer_id":48189600792795,"sku":"B07ZWNDJ8B","price":425.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71klwdsZvrL._SL1500.jpg?v=1769594901","url":"https:\/\/gearmusthave.com\/products\/17-x-10-construction-lag-screw-full-box-heavy-duty-structural","provider":"GearMustHave","version":"1.0","type":"link"}