{"product_id":"imscrews-5-16-x-5-1-2-hex-head-lag-screws-304-stainless-steel-partially-threaded-structural-wood-bolts-for-heavy-timber-beams-10-pcs","title":"IMSCREWS 5\/16  x 5-1\/2  Hex Head Lag Screws, 304 Stainless Steel, Partially Threaded Structural Wood Bolts for Heavy Timber \u0026 Beams, 10   pcs","description":"\u003cp\u003e\"\u003cstrong\u003eIMSCREWS 5\/16 x 5-1\/2 Heavy-Duty Lag Screws - 304 Stainless Steel (10 pcs)\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eExtreme Reach for Structural Framing\u003c\/strong\u003e\u003cbr\u003eWhen projects demand deep penetration in heavy timber, these 5.5-inch lag bolts provide the reach needed. Perfect for joining structural beams, thick posts, or landscape timbers. The 5\/16 diameter offers elite shear resistance for critical load-bearing nodes.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eVise-Like Clamping with Partial Threading\u003c\/strong\u003e\u003cbr\u003eOur \u003cstrong\u003epartially threaded shank\u003c\/strong\u003e allows the bolt to spin freely in the outer board, pulling the timber members together for a gap-free, rock-solid joint. This design is superior for deep-reach framing where full-thread screws often cause bridging gaps and loose connections.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e304 Stainless Exterior Defense\u003c\/strong\u003e\u003cbr\u003eForged from premium 18-8 (304) Stainless Steel. compatible with \u003cstrong\u003eACQ pressure-treated lumber\u003c\/strong\u003e. Resists rust in humid areas and prevents unsightly rust streaks on high-value cedar, redwood, or deck framing.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e¡ñ Tools:\u003c\/strong\u003e Fits standard \u003cstrong\u003e1\/2 hex socket\u003c\/strong\u003e or wrench.\u003cbr\u003e\u003cstrong\u003e¡ñ Pre-drilling:\u003c\/strong\u003e Mandatory to prevent splitting. Use 3\/16 bit for softwoods or 7\/32 for hardwoods.\u003cbr\u003e\u003cstrong\u003e¡ñ Why 5.5 length?\u003c\/strong\u003e Designed to pass through 3 or 4 thick timber with a deep 1.5 + thread anchor in the base post.\u003cbr\u003e\u003cstrong\u003e¡ñ Resilience:\u003c\/strong\u003e Rated for marine, coastal, and high-humidity outdoor environments.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003cbr\u003e- Size: 5\/16 x 5-1\/2 \u003cbr\u003e- Thread: Partially Threaded (Max Clamping)\u003cbr\u003e- Material: 304 Stainless Steel (18-8)\u003cbr\u003e- Drive: 1\/2 Hex Head\u003cbr\u003e- Qty: 10 pcs\"\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMAXIMUM CLAMPING FORCE  The partially threaded design allows the smooth shank to pass through the outer timber, drawing multi-layer heavy beams tightly together for a solid structural joint.\u003c\/li\u003e\n\u003cli\u003eDEEP STRUCTURAL ANCHORING  At 5-1\/2 inches, these screws provide deep-reach stability for 4x4 and 6x6 posts, ensuring structural nodes remain secure under heavy load-bearing conditions.\u003c\/li\u003e\n\u003cli\u003e304 STAINLESS DEFENSE  Forged from premium 304 (18-8) stainless steel to prevent rust in the wood core. Chemically compatible with ACQ pressure-treated lumber for outdoor structural projects.\u003c\/li\u003e\n\u003cli\u003ePOWER TOOL COMPATIBLE  The heavy-duty hex head is designed to handle sustained torque from impact drivers. Use a 1\/2  socket to ensure stable, stripped-free installation in dense hardwoods.\u003c\/li\u003e\n\u003cli\u003eTECHNICAL INSTALLATION  For 5.5-inch structural drives, pre-drilling a pilot hole (7\/32  for softwoods, 1\/4  for hardwoods) is required to ensure proper thread engagement and prevent timber splitting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eASIN:\u003c\/strong\u003e B0F21BXFB2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal SKU:\u003c\/strong\u003e IMS0658\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 5\/16\" x 5-1\/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":57034542252198,"sku":"B0F21BXFB2","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/2784\/0903\/files\/5127F26r8IL_aa27da59-4455-4807-9ff3-20d7aae36472.jpg?v=1787035634","url":"https:\/\/www.imscrews.com\/ru\/products\/imscrews-5-16-x-5-1-2-hex-head-lag-screws-304-stainless-steel-partially-threaded-structural-wood-bolts-for-heavy-timber-beams-10-pcs","provider":"IMSCREWS","version":"1.0","type":"link"}