{"product_id":"55507-hillman-3-8-in-x-3-1-2-in-l-hot-dipped-galvanized-steel-carriage-bolt-50-pk","title":"Hillman 3\/8 in. x 3-1\/2 in. Hot-Dipped Galvanized Steel Carriage Bolts, 50-Pack","description":"\u003ch1\u003eHillman Galvanized 3\/8\" x 3-1\/2\" Carriage Bolts (50-Pack)\u003c\/h1\u003e\n    \u003cp\u003e\u003cstrong\u003eDurable hot-dipped galvanized steel carriage bolts for fastening wood to wood or metal with a clean, low-profile finish. The square shoulder locks into material for secure, washer-free installation and coarse threads ensure reliable grip in outdoor or high-moisture environments.\u003c\/strong\u003e\u003c\/p\u003e\n    \u003chr\u003e\n    \u003ch2\u003eKey Features:\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eRust-Resistant Protection:\u003c\/strong\u003e Hot-dipped galvanized finish delivers superior corrosion resistance for exterior use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure Hold:\u003c\/strong\u003e Square shoulder locks into wood for anti-rotation and eliminates the need for a flat washer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Low-Profile Finish:\u003c\/strong\u003e Smooth domed head sits semi-flush where space is tight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Threading:\u003c\/strong\u003e Coarse SAE threads provide strong engagement in wood and metal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSized for Versatility:\u003c\/strong\u003e 3\/8 in. diameter x 3-1\/2 in. length, 50 bolts per boxed pack\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \n    \u003chr\u003e\n    \u003ch2\u003eSpecifications Table:\u003c\/h2\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n                \u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n            \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHillman\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFinish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHot Dipped Galvanized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/8 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3-1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCoarse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnit of Measurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSAE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGrade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHead Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCarriage, domed head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber in Package\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackaging Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBoxed\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n    \u003chr\u003e\n    \u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What materials can these carriage bolts be used with?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e They are designed to fasten a wooden face to either a wood or metal frame.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: Do I need a washer under the head?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e No— the square shoulder bites into the material and prevents rotation, eliminating the need for a flat washer under the head.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: Is pre-drilling required?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Yes, drill a hole matching the 3\/8 in. diameter for proper fit and installation.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: Are these suitable for outdoor applications?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the hot-dipped galvanized finish offers excellent rust resistance for exterior and high-moisture environments.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What thread type do these bolts use?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e They feature coarse SAE threads.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003ch2\u003eCrisp, Galvanized Hardware for Clean, Cohesive Builds\u003c\/h2\u003e\n    \u003cp\u003eThese carriage bolts bring a refined, utilitarian elegance to outdoor structures and rustic interiors alike. The domed head offers a subtle, polished detail while the galvanized finish harmonizes with weathered woods and industrial metals. Use them to unify deck railings, garden gates, or exposed timber joinery for a tailored, cohesive look. A must-have detail for achieving durable, design-forward craftsmanship.\u003c\/p\u003e\n    \n    \u003chr\u003e\n    \u003cp\u003e\u003cstrong\u003eUpgrade your project with galvanized reliability—add this 50-pack of Hillman carriage bolts to your cart today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Hillman","offers":[{"title":"Default Title","offer_id":48991904825558,"sku":"812584","price":48.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/5244\/2838\/files\/e9d49c63-de1e-446d-bc54-b1d2becbe438.jpg?v=1783639181","url":"https:\/\/buildsupplyus.myshopify.com\/products\/55507-hillman-3-8-in-x-3-1-2-in-l-hot-dipped-galvanized-steel-carriage-bolt-50-pk","provider":"Buildsupply","version":"1.0","type":"link"}