{"product_id":"imscrews-3-8-16-x-5-inch-carriage-bolts-304-18-8-stainless-steel-round-head-square-neck-full-thread-heavy-duty-structural-bolts-for-deck-gazebo-5-pack","title":"IMSCREWS 3\/8-16 x 5 Inch Carriage Bolts, 304 18-8 Stainless Steel, Round Head \u0026 Square Neck, Full Thread Heavy Duty Structural Bolts for Deck \u0026 Gazebo, 5 Pack","description":"\u003cp\u003e\u003cstrong\u003eIMSCREWS 3\/8\"-16 x 5\" Heavy-Duty 304 Stainless Steel Carriage Bolts (5 PCS)\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSubstantial Support for Deep Structural Connections\u003c\/strong\u003e\u003cbr\u003eThe IMSCREWS 3\/8\" x 5\" carriage bolt is designed for heavy-duty projects requiring extended reach and stable structural support. With a 5-inch length, these bolts are well-suited for high-load joints, such as through-bolting thick timber beams or reinforcing deck-to-post connections. Built for framing, they offer the stability necessary for long-term use in gazebos, pergolas, and industrial garden structures.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eHigh Durability and Safety-Focused Design\u003c\/strong\u003e\u003cbr\u003eForged from 18-8 (304) stainless steel, these fasteners are highly resistant to corrosion in outdoor environments and are compatible with pressure-treated lumber. The smooth round head offers a \u003cstrong\u003eclean\u003c\/strong\u003e appearance that reduces snagging hazards, making them an \u003cstrong\u003eideal\u003c\/strong\u003e choice for railings, play sets, and benches. The integrated square neck prevents the bolt from spinning, allowing for easy, one-sided installation with a single wrench from the nut side.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e- Thread: 3\/8\"-16 Coarse; Length: 5\" (Under Head)\u003cbr\u003e- Material: 304 (18-8) Stainless Steel; Full Thread\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFAQ:\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eQ: Drill bit size?\u003c\/strong\u003e A: A 3\/8\" bit provides a \u003cstrong\u003esnug\u003c\/strong\u003e, structural fit.\u003cbr\u003e\u003cstrong\u003eQ: Coastal safe?\u003c\/strong\u003e A: Yes, 304 SS offers high resistance to salt air corrosion.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePro-Tips:\u003c\/strong\u003e\u003cbr\u003e1. Ensure the pilot hole is perfectly perpendicular for 5\" bolts to avoid alignment issues across multiple timber layers.\u003cbr\u003e2. Pair with a heavy-duty flat washer on the nut side to distribute load and protect wood fibers.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePREMIUM 304 STAINLESS STEEL Crafted from high-quality 18-8 (304) stainless steel, these carriage bolts offer superior rust and corrosion resistance. Ideal for long-term outdoor use, they ensure structural safety without unsightly rust stains on wood.\u003c\/li\u003e\n\u003cli\u003eADJUSTABLE FULL THREAD DESIGN The 5-inch length features a full thread design, providing maximum versatility for various material thicknesses. It ensures secure fastening even when connecting thinner boards to thick beams, avoiding bottoming out issues.\u003c\/li\u003e\n\u003cli\u003eHEAVY DUTY STRUCTURAL GRADE With a 3\/8 inch large diameter, our bolts offer massive shear strength and loading capacity. The precision square neck underneath the mushroom head bites into wood to prevent spinning, allowing for easy one-sided installation.\u003c\/li\u003e\n\u003cli\u003eIDEAL FOR EXTERIOR PROJECTS Engineered for professional structural construction. Well-suited for securing heavy beams in gazebos, deck ledger boards, dock railings, and playground sets where long-reach and lasting reliability are essential.\u003c\/li\u003e\n\u003cli\u003eNOTE ON QUANTITY \u0026amp; ACCESSORIES Package includes 5 pieces of 3\/8-16 x 5 carriage bolts only. Nuts and washers are NOT included. We recommend using manual wrenches and applying lubricant during installation to prevent thread galling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eASIN:\u003c\/strong\u003e B0F2F6YBFR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal SKU:\u003c\/strong\u003e IMS0868\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 3\/8\"-16 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 Round\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":57034025730214,"sku":"B0F2F6YBFR","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/2784\/0903\/files\/51ZaVl7AlSL_402d1ebd-a6cd-40cb-8111-ebde2ef0438c.jpg?v=1787034913","url":"https:\/\/www.imscrews.com\/products\/imscrews-3-8-16-x-5-inch-carriage-bolts-304-18-8-stainless-steel-round-head-square-neck-full-thread-heavy-duty-structural-bolts-for-deck-gazebo-5-pack","provider":"IMSCREWS","version":"1.0","type":"link"}