{"product_id":"hillman-5-8-in-d-x-3-in-l-hot-dipped-galvanized-steel-hex-bolt-25-pk","title":"HILLMAN 5\/8 in. D X 3 in. L Hot Dipped Galvanized Steel Hex Bolt 25 pk","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eHillman 5\/8 in. D X 3 in. L Hot Dipped Galvanized Steel Hex Bolt 25 pk\u003c\/strong\u003e is built for outdoor durability and reliable, long-lasting fastenings. This hex bolt combines a robust Grade 2 steel core with a thick hot-dipped galvanized coating, delivering corrosion resistance that stands up to rain, humidity, and outdoor exposure. If you’re assembling decks, fences, or outdoor furniture, this bolt is designed to perform when other fasteners sag.\u003c\/p\u003e \u003ch3\u003eKey features that matter\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSize and strength:\u003c\/strong\u003e 5\/8 in. hex head (head diameter 0.625 in \/ ~16 mm) and 3 in. overall length, crafted from dependable Grade 2 steel for everyday fastening tasks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSuperior corrosion protection:\u003c\/strong\u003e Hot-dipped galvanized coating forms a rugged zinc layer that resists rust in wet or outdoor environments, extending the life of your installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThread type:\u003c\/strong\u003e Coarse threads provide quick, dependable engagement in wood and softer metals, reducing the risk of cross-threading during installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePractical packaging:\u003c\/strong\u003e 25 bolts per boxed package, ideal for small projects, maintenance kits, or ongoing repairs without constant re-stocking.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial and finish details:\u003c\/strong\u003e Durable steel with a protective galvanized finish that maintains appearance and strength over time, even in exposed settings.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications and use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eDeck construction, fence assemblies, pergolas, and outdoor furniture where moisture exposure is a factor.\u003c\/li\u003e \u003cli\u003eWood-to-wood fastenings or securing light-duty structural components in barns, sheds, and patios.\u003c\/li\u003e \u003cli\u003eRepairs and retrofits in damp environments where a dependable, corrosion-resistant bolt is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow this bolt stands out from the basics\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe hot-dip galvanizing process delivers thicker, more uniform protection than basic coatings, helping prevent rust and staining in exterior projects.\u003c\/li\u003e \u003cli\u003eBulk 25-pack minimizes trips to the store mid-project and ensures you have spares for future maintenance.\u003c\/li\u003e \u003cli\u003eCoarse threading facilitates faster installation in wood, especially when you need to secure components quickly without sacrificing grip.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for best results\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePair with a compatible nut and washer to create a secure, vibration-resistant connection.\u003c\/li\u003e \u003cli\u003ePre-drill pilot holes in hardwood to prevent splitting and ensure clean driving of the bolt.\u003c\/li\u003e \u003cli\u003eConfirm compatibility with your project materials and, if needed, use corrosion-resistant nuts to maximize longevity in outdoor setups.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBrand: Hillman\u003c\/li\u003e \u003cli\u003eFinish: Hot Dipped Galvanized\u003c\/li\u003e \u003cli\u003eGrade: 2\u003c\/li\u003e \u003cli\u003eHead Diameter: 5\/8 in (approximately 16 mm)\u003c\/li\u003e \u003cli\u003eLength: 3 in (approximately 76 mm)\u003c\/li\u003e \u003cli\u003eMaterial: Steel\u003c\/li\u003e \u003cli\u003eThread Type: Coarse\u003c\/li\u003e \u003cli\u003ePackage Quantity: 25 bolts\u003c\/li\u003e \u003cli\u003eUnit of Measurement: Metric (dimensions provided in inches with mm equivalents)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Hillman","offers":[{"title":"Default Title","offer_id":52171855167762,"sku":"55076","price":57.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/55076_LA.eps_High.jpg?v=1775503229","url":"https:\/\/nationalhardwaregroup.com\/products\/hillman-5-8-in-d-x-3-in-l-hot-dipped-galvanized-steel-hex-bolt-25-pk","provider":"National Hardware Group","version":"1.0","type":"link"}