{"product_id":"imscrews-3-8-16-x-1-carriage-bolts-304-stainless-steel-18-8-round-head-square-neck-full-thread-pack-of-5","title":"IMSCREWS 3\/8-16 x 1 Carriage Bolts, 304 Stainless Steel 18-8, Round Head \u0026 Square Neck, Full Thread, Pack of 5","description":"\u003cp\u003e\u003cstrong\u003eIMSCREWS 3\/8\"-16 x 1\" Heavy-Duty 304 Stainless Steel Carriage Bolts (5 PCS)\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eIndustrial Strength for Compact Structural Connections\u003c\/strong\u003e\u003cbr\u003eThe IMSCREWS 3\/8\" x 1\" carriage bolt is engineered for projects requiring high shear resistance in a specialized short size. With a robust 3\/8-inch diameter, these bolts are well-suited for high-load joints where longer fasteners are not feasible, such as mounting thick steel brackets or reinforcing heavy equipment frames. Built for stability, they offer the durability necessary for long-term use in outdoor structures and industrial applications.\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 high-traffic areas like benches, railings, and play sets. 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: 1\" (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 square neck is fully seated in the pre-drilled hole for a secure, anti-spin installation.\u003cbr\u003e2. Pair with a flat washer on the nut side to distribute structural load and protect material surfaces.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSelf-Locking Square Neck: Features a precision-forged square neck beneath the head that bites into wood, preventing the bolt from spinning while the nut is tightened for a secure, one-sided install.\u003c\/li\u003e\n\u003cli\u003eFull Thread Maximum Grip: The fully threaded shank offers maximum grip and enhanced fastening power along the entire length, making it ideal for structural framing and heavy-duty DIY projects.\u003c\/li\u003e\n\u003cli\u003e304 Marine Grade Stainless: Forged from premium 18-8 (304) Stainless Steel for superior corrosion defense. Essential for outdoor decks, docks, and ACQ pressure-treated lumber applications.\u003c\/li\u003e\n\u003cli\u003eReliable Structural Strength: The 3\/8 diameter provides professional-grade shear resistance for medium-to-heavy wood projects. At 1 inch long, these are Well-suited for securing brackets to standard lumber.\u003c\/li\u003e\n\u003cli\u003eSnag-Free Aesthetic Finish: The smooth, domed round head provides a professional, low-profile finish without sharp edges, ensuring safety and aesthetics for fencing, furniture, and playground equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eASIN:\u003c\/strong\u003e B0F2F8W9QN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal SKU:\u003c\/strong\u003e IMS0831\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 3\/8\"-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 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":57034022912166,"sku":"B0F2F8W9QN","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/2784\/0903\/files\/612FqPZ8V2L_285c9a16-61fe-4adb-9290-935bb0345d48.jpg?v=1787034869","url":"https:\/\/www.imscrews.com\/products\/imscrews-3-8-16-x-1-carriage-bolts-304-stainless-steel-18-8-round-head-square-neck-full-thread-pack-of-5","provider":"IMSCREWS","version":"1.0","type":"link"}