{"product_id":"hillman-fasteners-240078-5-16-18x1-carriage-bolt-100-pack","title":"Hillman Fasteners 240078 5\/16-18x1 Carriage Bolt 100 Pack","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe HILLMAN FASTENERS 240078 is a 5\/16-18 x 1 inch coarse-thread carriage bolt with a steel round head and square neck, sold in a 100-count pack. The square neck locks into wood or soft material to prevent rotation during tightening, eliminating the need to hold the bolt head. These are a standard fastener used across mechanical, structural, and trade assembly applications. The coarse 5\/16-18 thread pitch drives quickly and holds reliably in wood, metal brackets, and general-purpose framing connections.\u003c\/p\u003e\n\u003cp\u003eThese carriage bolts are suited for residential and light commercial construction, HVAC equipment mounting, duct support framing, electrical enclosure assembly, fence and deck work, and general mechanical assembly where a flush or recessed fastener head is required. The 100-count pack is sized for job-site use where multiple connections are made in a single work session. Installers working in plumbing, HVAC, and electrical trades commonly stock this size for equipment support and structural attachment tasks.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e5\/16-18 coarse thread for fast engagement and strong holding power in wood and metal\u003c\/li\u003e\n  \u003cli\u003eSquare neck self-locks into substrate to prevent spinning during nut tightening\u003c\/li\u003e\n  \u003cli\u003eSteel construction for general-purpose structural and mechanical use\u003c\/li\u003e\n  \u003cli\u003eRound dome head provides a finished, low-profile appearance on exposed connections\u003c\/li\u003e\n  \u003cli\u003e100-count pack reduces restocking interruptions on multi-connection jobs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a standard 5\/16-18 x 1 inch coarse-thread carriage bolt suitable for general-purpose structural and mechanical fastening applications across construction and trade service work.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eCarriage bolts are typically installed by pulling the square neck firmly into the substrate before torquing the nut from the threaded end. Power down or de-energize any equipment before fastening near electrical components. A standard combination wrench or socket set is used to tighten the nut; no special tooling is required for the bolt head. Follow applicable structural or equipment manufacturer torque guidelines where specified.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Size\u003c\/strong\u003e: 5\/16-18 coarse thread\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 1 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHead Style\u003c\/strong\u003e: Round head, square neck\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 100 pieces\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Weight\u003c\/strong\u003e: 30 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: Box (BX)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: HILLMAN FASTENERS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 240078\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HILLMAN","offers":[{"title":"Default Title","offer_id":51560673313074,"sku":"240078","price":184.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/a9aca8f191d19b3273a5ee28d9093e57_f8e909ec-eec2-48e3-b423-b8b034b162c3.jpg?v=1786455547","url":"https:\/\/voomisupply.com\/products\/hillman-fasteners-240078-5-16-18x1-carriage-bolt-100-pack","provider":"Voomi Supply","version":"1.0","type":"link"}