{"product_id":"imscrews-1-2-13-x-1-1-4-carriage-bolts-304-stainless-steel-18-8-heavy-duty-structural-fasteners-5-pcs","title":"IMSCREWS 1\/2-13 x 1-1\/4 Carriage Bolts, 304 Stainless Steel (18-8), Heavy-Duty Structural Fasteners, 5 PCS","description":"\u003cp\u003e\u003cstrong\u003eIMSCREWS 1\/2\"-13 x 1-1\/4\" Heavy-Duty 304 Stainless Steel Carriage Bolts (5 PCS)\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSubstantial Strength for Heavy Structural and Marine Applications\u003c\/strong\u003e\u003cbr\u003eThe IMSCREWS 1\/2\" x 1-1\/4\" carriage bolt is engineered for high-load structural projects that demand maximum shear resistance in a compact form. With a robust 1\/2-inch diameter and a precise 1.25-inch length, these bolts are the \u003cstrong\u003eideal\u003c\/strong\u003e choice for securing heavy-duty brackets, dock hardware, and thick metal plates. The strategic length is perfectly suited for joining 3\/4-inch actual thickness materials while leaving sufficient thread for heavy-duty washers and nuts to ensure a \u003cstrong\u003esnug\u003c\/strong\u003e, permanent connection. Built for longevity, they offer the structural integrity required for heavy machinery and commercial-grade timber framing.\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 coastal 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 playground equipment, public walkways, and residential decks. The integrated square neck locks the bolt into place during installation, 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\u003eThread Size: 1\/2\"-13 Coarse (UNC); Length: 1-1\/4\" (Under Head); Material: 304 (18-8) Stainless Steel; Full Thread\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePro-Tips:\u003c\/strong\u003e\u003cbr\u003e1. Use a 1\/2\" drill bit to ensure a \u003cstrong\u003esnug\u003c\/strong\u003e, structural fit for the square neck.\u003cbr\u003e2. Pair with 304 SS flat washers and hex nuts on the nut side to distribute heavy structural loads and protect the material surface.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHigh-Torque 1\/2 Diameter: The heavy-duty 1\/2-inch shank offers substantial shear strength for critical load-bearing joints in structural timber and steel.\u003c\/li\u003e\n\u003cli\u003ePrecision 1.25 Length: Specifically sized for securing heavy-duty metal brackets or connecting 1-inch thick lumber with precise thread engagement.\u003c\/li\u003e\n\u003cli\u003eCorrosion-Resistant 304 SS: Forged from 18-8 (304) stainless steel, offering high durability in humid outdoor environments and with treated lumber.\u003c\/li\u003e\n\u003cli\u003eSmooth Safety Head: The rounded, drive-free head minimizes snagging hazards while providing a professional, clean finish for railings and benches.\u003c\/li\u003e\n\u003cli\u003eAnti-Spin Square Neck: The integrated square shoulder bites into the material to prevent rotation, enabling efficient one-sided installation 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 B0F2F88Q4W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal SKU:\u003c\/strong\u003e IMS0880\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\/2\"-13 x 1-1\/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 5\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"IMSCREWS","offers":[{"title":"Default Title","offer_id":57034026909862,"sku":"B0F2F88Q4W","price":8.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/2784\/0903\/files\/619oV1ogmEL_6732aaf9-1cdb-4fec-8866-b39fb62cc973.jpg?v=1787034927","url":"https:\/\/www.imscrews.com\/ru\/products\/imscrews-1-2-13-x-1-1-4-carriage-bolts-304-stainless-steel-18-8-heavy-duty-structural-fasteners-5-pcs","provider":"IMSCREWS","version":"1.0","type":"link"}