{"product_id":"imscrews-1-2-x-5-hex-head-lag-screws-304-stainless-steel-partially-threaded-structural-wood-screws-for-stair-stringers-and-deck-frames-5-pcs","title":"IMSCREWS 1\/2\" x 5\" Hex Head Lag Screws, 304 Stainless Steel, Partially Threaded Structural Wood Screws for Stair Stringers and Deck Frames, 5 PCS","description":"\u003cp\u003e\u003cstrong\u003eIMSCREWS 1\/2\" x 5\" Heavy-Duty Hex Head Lag Screws - 304 Stainless Steel (5 PCS)\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eHigh-Load Structural Connection\u003c\/strong\u003e\u003cbr\u003eEngineered with a 1\/2\" diameter to provide substantial shear resistance for large-scale timber projects. These fasteners are suitable for securing heavy beams, anchoring structural posts, and supporting outdoor building components that require reliable load-bearing capacity.\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, humid, or coastal environments. Compatible with ACQ pressure-treated lumber, helping to maintain structural integrity when exposed to the elements.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePartial Thread Clamping Design\u003c\/strong\u003e\u003cbr\u003eThe partially threaded shank allows the bolt to pull the outer board tightly against the support structure. This design helps reduce gaps between timber surfaces, facilitating a firm joint that fully threaded screws may not achieve at this length.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e¡ñ Installation Tool:\u003c\/strong\u003e Use a standard \u003cstrong\u003e3\/4\" hex socket\u003c\/strong\u003e or wrench.\u003cbr\u003e\u003cstrong\u003e¡ñ Pre-drilling:\u003c\/strong\u003e To reduce the risk of timber splitting, pre-drilling a pilot hole is recommended (approx. 5\/16\" for softwoods or 3\/8\" for hardwoods).\u003cbr\u003e\u003cstrong\u003e¡ñ Application:\u003c\/strong\u003e Ideal for deck beam-to-post connections, pergola framing, and heavy landscape timber.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003cbr\u003e- Size: 1\/2\" x 5\"\u003cbr\u003e- Thread: Partially Threaded\u003cbr\u003e- Material: 304 Stainless Steel (18-8)\u003cbr\u003e- Drive: 3\/4\" Hex Head\u003cbr\u003e- Qty: 5 PCS\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e[STAIR STRINGER SPECIALIST] The 5-inch length is dimensioned for securing heavy-duty stair stringers to deck frames. This 5-pack provides the structural anchoring power required for safe residential stair installation.\u003c\/li\u003e\n\u003cli\u003e[OPTIMIZED DRAW-DOWN DESIGN] Engineered with a 3.2\" partial thread and 1.8\" smooth upper shank. This ratio ensures the shank clears standard 2x lumber, allowing the threads to pull the timbers together for a gap-free bond.\u003c\/li\u003e\n\u003cli\u003e[HEAVY-DUTY SHEAR STRENGTH] The robust 1\/2-inch diameter provides the necessary shear resistance for primary load-bearing connections where standard wood screws lack the structural capacity.\u003c\/li\u003e\n\u003cli\u003e[304 STAINLESS PROTECTION] Manufactured from 304 (18-8) stainless steel for outdoor durability. Resistant to oxidation in high-moisture environments and compatible with ACQ pressure-treated lumber.\u003c\/li\u003e\n\u003cli\u003e[INSTALLATION SPECIFICATIONS] Drive with a 3\/4\" hex socket. To prevent timber splitting and ensure structural integrity, pre-drilling a pilot hole (11\/32\" for softwoods, 3\/8\" for hardwoods) is required.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eASIN:\u003c\/strong\u003e B0F21CLZF8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal SKU:\u003c\/strong\u003e IMS0710\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\/2\" x 5\"\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 5\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"IMSCREWS","offers":[{"title":"Default Title","offer_id":57034580557990,"sku":"B0F21CLZF8","price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/2784\/0903\/files\/5127F26r8IL_c759ba53-2a1d-488d-97d0-096ae438fe8e.jpg?v=1787035720","url":"https:\/\/www.imscrews.com\/products\/imscrews-1-2-x-5-hex-head-lag-screws-304-stainless-steel-partially-threaded-structural-wood-screws-for-stair-stringers-and-deck-frames-5-pcs","provider":"IMSCREWS","version":"1.0","type":"link"}