{"product_id":"imscrews-3-8-16-x-1-3-4-carriage-bolts-304-stainless-steel-18-8-full-thread-structural-fasteners-for-2x-lumber-decks-docks-20-pcs","title":"IMSCREWS 3\/8-16 x 1-3\/4 Carriage Bolts, 304 Stainless Steel (18-8), Full Thread Structural Fasteners for 2x Lumber, Decks \u0026 Docks, 20 PCS","description":"\u003cp\u003e\u003cstrong\u003eIMSCREWS 3\/8\"-16 x 1-3\/4\" Heavy-Duty 304 Stainless Steel Carriage Bolts (20 PCS)\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSubstantial Strength for 2x Lumber and Marine Construction\u003c\/strong\u003e\u003cbr\u003eThe IMSCREWS 3\/8\" x 1-3\/4\" carriage bolt is engineered for heavy-duty structural projects requiring maximum load-bearing capacity and a professional finish. With a robust 3\/8-inch diameter and a precise 1.75-inch length, these bolts are the \u003cstrong\u003eideal\u003c\/strong\u003e choice for securing standard 2x lumber (actual 1.5\" thickness) used in decks, docks, and residential framing. The length is perfectly calculated to provide a \u003cstrong\u003esnug\u003c\/strong\u003e connection, allowing enough thread clearance for a flat washer and hex nut without excessive protrusion. Built for durability, they offer the structural stability required for pergolas, heavy-duty outdoor furniture, and marine hardware.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSuperior Durability and Safety-Focused Design\u003c\/strong\u003e\u003cbr\u003eForged from premium 18-8 (304) stainless steel, these fasteners offer superior resistance to rust and corrosion, even when exposed to harsh outdoor or humid environments. The smooth round head creates a \u003cstrong\u003eclean\u003c\/strong\u003e, tamper-resistant look that reduces snagging hazards, making them a safe choice for high-traffic areas like boardwalks, playground equipment, and residential decks. The integrated square neck locks the bolt into place, preventing spinning and allowing for easy, one-sided tightening from the nut side with a single wrench.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e- Thread Size: 3\/8\"-16 Coarse (UNC); Length: 1-3\/4\" (Measured from Under Head)\u003cbr\u003e- Material: 304 (18-8) Stainless Steel; Full Thread\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePro-Tips:\u003c\/strong\u003e\u003cbr\u003e1. Use a 3\/8\" drill bit to ensure a \u003cstrong\u003esnug\u003c\/strong\u003e, structural fit for the square neck.\u003cbr\u003e2. Pair with stainless steel flat washers and hex nuts on the nut side to distribute heavy structural loads and protect wood fibers.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIndustrial 3\/8 Shank Strength: The reinforced 3\/8-inch diameter provides a significant boost in shear resistance over smaller bolts, making it the standard for load-bearing joints in deck framing and heavy timber construction.\u003c\/li\u003e\n\u003cli\u003ePrecision 1.75 Length: Specifically sized to through-bolt standard 2x lumber (1.5 actual) with the Designed for clearance for a flat washer, lock washer, and hex nut¡ªeliminating dangerous thread protrusion.\u003c\/li\u003e\n\u003cli\u003eMarine-Grade 304 Stainless: Crafted from 18-8 (304) stainless steel for superior rust protection. Ideal for use with ACQ pressure-treated wood and exposure to rain, snow, and freshwater environments.\u003c\/li\u003e\n\u003cli\u003eTamper-Resistant Safety Head: The smooth, drive-free round head offers a clean, snag-free finish¡ªessential for playground equipment, public benches, and child-safe deck railings.\u003c\/li\u003e\n\u003cli\u003eSelf-Locking Square Neck: The precision square shoulder bites deep into wood fibers, locking the bolt firmly in place to allow for easy, one-handed tightening from the nut side.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eASIN:\u003c\/strong\u003e B0F2F67NJD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal SKU:\u003c\/strong\u003e IMS0842\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 3\/8\"-16 x 1-3\/4\"\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 20\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"IMSCREWS","offers":[{"title":"Default Title","offer_id":57034023272614,"sku":"B0F2F67NJD","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/2784\/0903\/files\/619oV1ogmEL_608cc879-adf0-4787-a938-bc57b3c107b4.jpg?v=1787034882","url":"https:\/\/www.imscrews.com\/ru\/products\/imscrews-3-8-16-x-1-3-4-carriage-bolts-304-stainless-steel-18-8-full-thread-structural-fasteners-for-2x-lumber-decks-docks-20-pcs","provider":"IMSCREWS","version":"1.0","type":"link"}