{"product_id":"imscrews-5-16-x-1-hex-head-lag-screws-304-stainless-steel-fully-threaded-structural-wood-bolts-for-heavy-hardware-hinges-5-pcs","title":"IMSCREWS 5\/16  x 1  Hex Head Lag Screws, 304 Stainless Steel, Fully Threaded Structural Wood Bolts for Heavy Hardware \u0026 Hinges, 5   pcs","description":"\u003cp\u003e\"\u003cstrong\u003eIMSCREWS 5\/16 x 1 Heavy-Duty Lag Screws - 304 Stainless Steel (5 pcs)\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eMassive Strength in a Compact Profile\u003c\/strong\u003e\u003cbr\u003eWhen standard wood screws lack the shear resistance for heavy hardware, these 5\/16 diameter bolts deliver. Perfect for mounting heavy-duty casters, steel brackets, or rail supports to lumber where depth is limited (like 1.5 thick 2x4s) without piercing the back side.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFully Threaded for Maximum Bite\u003c\/strong\u003e\u003cbr\u003eImage of fully threaded vs partially threaded lag screw grip comparison In a short 1-inch fastener, every thread counts. Our \u003cstrong\u003efully threaded design\u003c\/strong\u003e provides constant engagement from tip to head. This maximizes surface area contact and pull-out resistance in shallow depths where partially threaded screws would lack sufficient grip.\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 environments and prevents unsightly rust streaks on high-value cedar or redwood projects.\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 Use 3\/16 bit for softwoods or 7\/32 for hardwoods to prevent splitting.\u003cbr\u003e\u003cstrong\u003e¡ñ Why 5\/16 diameter?\u003c\/strong\u003e Provides a massive upgrade in lateral shear strength over thinner 1\/4 screws.\u003cbr\u003e\u003cstrong\u003e¡ñ Marine use?\u003c\/strong\u003e Highly resistant to corrosion in freshwater and humid coastal zones.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003cbr\u003e- Size: 5\/16 x 1 \u003cbr\u003e- Thread: Fully Threaded (Max Grip)\u003cbr\u003e- Material: 304 Stainless Steel (18-8)\u003cbr\u003e- Drive: 1\/2 Hex Head\u003cbr\u003e- Qty: 5 pcs\"\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHIGH-TORQUE ANCHORING  The 5\/16-inch diameter provides superior shear strength compared to standard fasteners. Ideal for mounting heavy gate hinges, latches, and industrial brackets.\u003c\/li\u003e\n\u003cli\u003eMAXIMIZED SHALLOW GRIP  Featuring a fully threaded profile to optimize engagement in shallow 1-inch applications. Achieves consistent holding power without over-penetrating the wood.\u003c\/li\u003e\n\u003cli\u003e304 STAINLESS STABILITY  Forged from premium 304 (18-8) stainless steel to inhibit oxidation. Compatible with ACQ pressure-treated lumber for high-moisture exterior projects.\u003c\/li\u003e\n\u003cli\u003eHEAVY-DUTY HEX HEAD  Built for power tool applications. Use a 1\/2  socket to ensure stable torque transfer and prevent drive stripping during structural installations.\u003c\/li\u003e\n\u003cli\u003eSTRUCTURAL GUIDELINE  To prevent timber splitting with this robust 5\/16  diameter, pre-drilling a pilot hole (7\/32  for softwoods, 1\/4  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 B0F21BFVC6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal SKU:\u003c\/strong\u003e IMS0627\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 5\/16\" x 1\"\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":57034508861606,"sku":"B0F21BFVC6","price":7.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/2784\/0903\/files\/514Wi-bijSL_ffbf6296-6c2b-4f2a-a756-ed90b4ae6ee8.jpg?v=1787035598","url":"https:\/\/www.imscrews.com\/products\/imscrews-5-16-x-1-hex-head-lag-screws-304-stainless-steel-fully-threaded-structural-wood-bolts-for-heavy-hardware-hinges-5-pcs","provider":"IMSCREWS","version":"1.0","type":"link"}