{"product_id":"imscrews-3-8-x-1-1-4-lag-bolts-304-stainless-steel-hex-head-wood-screws-heavy-duty-timber-fasteners-for-structural-wood-to-wood-mounting-20-pack","title":"IMSCREWS 3\/8  x 1-1\/4  Lag Bolts, 304 Stainless Steel Hex Head Wood Screws, Heavy Duty Timber Fasteners for Structural Wood to Wood Mounting, 20 Pack","description":"\u003cp\u003e\u003cstrong\u003eIMSCREWS 3\/8\" x 1-1\/4\" Heavy-Duty Hex Head Lag Screws - 304 Stainless Steel (20 PCS)\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eRobust Structural Mounting\u003c\/strong\u003e\u003cbr\u003eThe 3\/8\" diameter provides substantial shear resistance for heavy-duty timber mounting. At 1.25 inches in length, these fasteners are ideal for securing structural brackets, joist hangers, and heavy hardware to standard boards where a secure finish is required without the tip protruding.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e304 Stainless Corrosion Protection\u003c\/strong\u003e\u003cbr\u003eManufactured from 18-8 (304) stainless steel, providing effective resistance against rust in outdoor or humid environments. Compatible with ACQ pressure-treated lumber, helping to maintain structural integrity and prevent rust staining on premium wood surfaces like cedar and redwood.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFull-Thread Maximum Engagement\u003c\/strong\u003e\u003cbr\u003eFeaturing a fully threaded design, these bolts ensure extensive engagement with wood fibers from the tip to the head. This provides strong pull-out resistance, making them suitable for high-load mounting in shallow-depth applications where maximum grip is essential.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e¡ñ Installation Tool:\u003c\/strong\u003e Use with a standard \u003cstrong\u003e9\/16\" hex socket\u003c\/strong\u003e or wrench.\u003cbr\u003e\u003cstrong\u003e¡ñ Pre-drilling Guide:\u003c\/strong\u003e To prevent timber splitting and ensure smooth installation, pre-drilling a pilot hole is required. Use a \u003cstrong\u003e1\/4\" bit\u003c\/strong\u003e for softwoods or a \u003cstrong\u003e5\/16\" bit\u003c\/strong\u003e for hardwoods.\u003cbr\u003e\u003cstrong\u003e¡ñ Installation Tip:\u003c\/strong\u003e For smoother installation in dense wood, applying a small amount of lubricant to the threads is recommended. Use low-speed settings to avoid thread galling during high-torque application.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003cbr\u003e- Size: 3\/8\" x 1-1\/4\"\u003cbr\u003e- Thread: Fully Threaded\u003cbr\u003e- Material: 304 Stainless Steel (18-8)\u003cbr\u003e- Drive: 9\/16\" Hex Head\u003cbr\u003e- Qty: 20 PCS\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHEAVY DUTY 3\/8 INCH STRUCTURE - Designed for load-bearing timber joints, these 3\/8  diameter lag bolts provide the necessary shear strength for structural wood projects and industrial framing where standard screws are insufficient.\u003c\/li\u003e\n\u003cli\u003e304 STAINLESS STEEL EXTERIOR USE - Manufactured from 18-8 (304) stainless steel, these wood bolts offer reliable protection against rust in outdoor environments, suitable for deck railings, fencing, and garden construction.\u003c\/li\u003e\n\u003cli\u003e9\/16 INCH HEX DRIVE PARAMETERS - Engineered for high-torque installation with a standard 9\/16  socket or wrench. The external hex drive design ensures a secure tool fit for driving into thick or pressure-treated lumber.\u003c\/li\u003e\n\u003cli\u003eSHORT PROFILE FOR HARDWARE MOUNTING - The 1-1\/4 inch length is an ideal solution for securing thick metal brackets or structural hardware to wood without the bolt tip exiting the opposite side of the timber.\u003c\/li\u003e\n\u003cli\u003ePILOT HOLE INSTALLATION GUIDE - To prevent wood splitting, a pilot hole is required. A 1\/4  bit is recommended for softwoods and 5\/16  for hardwoods. These fasteners are compatible with all standard wood types.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eASIN:\u003c\/strong\u003e B0F21D3L11\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal SKU:\u003c\/strong\u003e IMS0662\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 3\/8\" x 1-1\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Style:\u003c\/strong\u003e Hex\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e 20\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"IMSCREWS","offers":[{"title":"Default Title","offer_id":57034545463462,"sku":"B0F21D3L11","price":14.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/2784\/0903\/files\/514Wi-bijSL_867bb043-5ad4-4b20-bf19-3a1de5f91759.jpg?v=1787035637","url":"https:\/\/www.imscrews.com\/products\/imscrews-3-8-x-1-1-4-lag-bolts-304-stainless-steel-hex-head-wood-screws-heavy-duty-timber-fasteners-for-structural-wood-to-wood-mounting-20-pack","provider":"IMSCREWS","version":"1.0","type":"link"}