{"product_id":"imscrews-3-8-x-2-1-2-hex-head-lag-screws-304-stainless-steel-partially-threaded-structural-wood-bolts-for-deck-post-beam-10-pcs","title":"IMSCREWS 3\/8  x 2-1\/2  Hex Head Lag Screws, 304 Stainless Steel, Partially Threaded Structural Wood Bolts for Deck Post \u0026 Beam, 10   pcs","description":"\u003cp\u003e\"\u003cstrong\u003eIMSCREWS 3\/8 x 2-1\/2 Heavy-Duty Lag Screws - 304 Stainless Steel (10 pcs)\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eStructural Titan for Heavy Timber Joints\u003c\/strong\u003e\u003cbr\u003eWhen 1\/4 or 5\/16 fasteners aren't enough, these 3\/8 diameter bolts provide the industrial strength needed for critical connections. Perfect for securing deck ledger boards, heavy gate hinges, or structural brackets to 4x4 posts. The 2.5-inch length is optimized for joining 2x dimensional lumber with maximum stability.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eVise-Like Clamping Power\u003c\/strong\u003e\u003cbr\u003eOur \u003cstrong\u003epartially threaded design\u003c\/strong\u003e features a smooth upper shank. This allows the bolt to pull the outer timber tightly against the support beam without the threads biting prematurely in the top board. This clamping effect ensures a gap-free, rock-solid joint that won't loosen under stress.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e304 Stainless Exterior Defense\u003c\/strong\u003e\u003cbr\u003eForged from premium 18-8 (304) Stainless Steel for ultimate weather resistance. compatible with \u003cstrong\u003eACQ pressure-treated lumber\u003c\/strong\u003e, preventing structural decay and unsightly rust streaks on cedar, redwood, or deck framing.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e¡ñ Tools:\u003c\/strong\u003e Fits a standard \u003cstrong\u003e9\/16 hex socket\u003c\/strong\u003e or wrench.\u003cbr\u003e\u003cstrong\u003e¡ñ Pre-drilling:\u003c\/strong\u003e Mandatory for this diameter. Use 1\/4 bit for softwoods or 9\/32 bit for hardwoods.\u003cbr\u003e\u003cstrong\u003e¡ñ Why 2.5 length?\u003c\/strong\u003e Ideal for passing through 1.5 timber with a strong 1 deep-core thread anchor in the base post.\u003cbr\u003e\u003cstrong\u003e¡ñ Resilience:\u003c\/strong\u003e Rated for marine, coastal, and high-humidity environments.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e- Size: 3\/8 x 2-1\/2 \u003cbr\u003e- Thread: Partially Threaded (Max Clamping)\u003cbr\u003e- Material: 304 Stainless Steel (18-8)\u003cbr\u003e- Drive: 9\/16 Hex Head\u003cbr\u003e- Qty: 10 pcs\"\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eENGINEERED CLAMPING FORCE  The partially threaded design allows the smooth shank to pass through the outer board, pulling timber members together for a gap-free structural joint.\u003c\/li\u003e\n\u003cli\u003eINDUSTRIAL SHEAR STRENGTH  The robust 3\/8-inch diameter provides superior lateral load capacity, making these fasteners ideal for heavy-duty framing, deck posts, and gazebos.\u003c\/li\u003e\n\u003cli\u003e304 CORROSION PROTECTION  Forged from premium 304 (18-8) stainless steel to prevent rust in high-moisture timber cores. Compatible with ACQ pressure-treated lumber.\u003c\/li\u003e\n\u003cli\u003eHIGH-TORQUE RELIABILITY  Features an oversized hex head built for 9\/16  power sockets. Designed to handle the high torque required for driving 2-1\/2 inch bolts into dense timber.\u003c\/li\u003e\n\u003cli\u003eTECHNICAL SPECIFICATION  To ensure structural integrity and prevent timber splitting, pre-drilling a pilot hole (1\/4  for softwoods, 9\/32  for hardwoods) is required before driving.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eASIN:\u003c\/strong\u003e B0F21913Z8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal SKU:\u003c\/strong\u003e IMS0671\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 3\/8\" x 2-1\/2\"\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 10\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"IMSCREWS","offers":[{"title":"Default Title","offer_id":57034557882534,"sku":"B0F21913Z8","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/2784\/0903\/files\/41keW3A_9kL_cc387eee-ab91-46a8-932a-4afad0a56543.jpg?v=1787035651","url":"https:\/\/www.imscrews.com\/products\/imscrews-3-8-x-2-1-2-hex-head-lag-screws-304-stainless-steel-partially-threaded-structural-wood-bolts-for-deck-post-beam-10-pcs","provider":"IMSCREWS","version":"1.0","type":"link"}