{"product_id":"carriage-bolts-5-16-18-x-2-1-2-in-kit-50-sets-stainless-steel","title":"Carriage Bolts 5\/16-18 x 2-1\/2 in Kit - 50 Sets Stainless Steel","description":"\u003cp\u003eIn this review the Zonon carriage bolts kit is evaluated as a straightforward, no-frills fastener set for DIYers, contractors and maintenance tasks where corrosion resistance and correct sizing matter. The single biggest reason to buy is the complete package: 50 carriage bolts matched with 50 hex nuts and 50 flat washers, all in 304 stainless steel, which removes the hassle of mixing and matching parts and provides dependable corrosion resistance for indoor or outdoor projects.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete kit:\u003c\/strong\u003e The package includes 50 carriage bolts, 50 hex nuts and 50 flat washers so replacements and multiple fastenings are ready without extra purchases.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard thread sizing:\u003c\/strong\u003e Threads are 5\/16-18 with a 20 TPI pitch, ensuring compatibility with commonly used 5\/16 in hardware and predictable fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoarse thread type:\u003c\/strong\u003e The coarse 18-8 threads provide strong bite in wood and many metal applications, improving grip and holding strength.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable material:\u003c\/strong\u003e Made from 304 stainless steel for reliable corrosion resistance, making the set suitable for outdoor exposure and humid environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePractical dimensions:\u003c\/strong\u003e Bolts are approximately 2-1\/2 in long with an 0.71 in head diameter and 0.17 in head height, fitting a wide range of assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis kit is useful for homeowners, woodworkers and light contractors who need a bulk supply of matched carriage bolts, nuts and washers for decking, fencing, furniture assembly or repair jobs where a round head and square neck are desirable for a secure fit in square or drilled holes. The included hardware makes it easy to keep consistent fasteners on hand for recurring projects.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include users who need metric sizes, specialty coatings (such as hot-dip galvanizing) or custom-length bolts; this kit is specific to 5\/16-18 coarse threads and 2-1\/2 in overall length, so projects requiring other thread types or lengths will need a different product.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eComplete matched set of bolts, nuts and washers makes installations faster and reduces part mismatches.\u003c\/li\u003e\n\u003cli\u003e304 stainless steel construction offers good corrosion resistance for outdoor and indoor use.\u003c\/li\u003e\n\u003cli\u003eAccurate 5\/16-18 thread sizing and 20 TPI pitch delivers predictable fit with common 5\/16 in hardware.\u003c\/li\u003e\n\u003cli\u003eRound head and square neck provide a self-locking fit in square holes for stable fastening.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLimited to a single size and length (5\/16-18 x 2-1\/2 in), so buyers needing varied lengths must source additional items.\u003c\/li\u003e\n\u003cli\u003eStainless finish may be more than needed for purely interior, hidden fastenings where a lower-cost plated fastener would suffice.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBolt size\u003c\/td\u003e\n\u003ctd\u003e5\/16-18 x 2-1\/2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread pitch\u003c\/td\u003e\n\u003ctd\u003e20 TPI (coarse)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e304 stainless steel (18-8)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead diameter\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.71 in (18 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead height\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.17 in (4.3 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded hardware\u003c\/td\u003e\n\u003ctd\u003e50 carriage bolts, 50 hex nuts, 50 flat washers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Zonon 50-set carriage bolt kit is a solid value for people who want a matched supply of 5\/16-18 x 2-1\/2 in fasteners with good corrosion resistance. Its 304 stainless construction and complete complement of nuts and washers make it a practical choice for general woodworking, fencing and outdoor projects, provided the fixed size meets the job requirements.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eAre these bolts fully threaded?\u003c\/strong\u003e\u003cbr\u003eYes, the product description indicates full thread coverage for the carriage bolts included in the kit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill the square neck hold in wood?\u003c\/strong\u003e\u003cbr\u003eYes, the square neck and round head are designed to seat in square holes or bite into wood to prevent spinning during installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre the nuts and washers included stainless steel?\u003c\/strong\u003e\u003cbr\u003eYes, the kit includes hex nuts and flat washers matched to the 304 stainless steel carriage bolts.\u003c\/p\u003e","brand":"Zonon","offers":[{"title":"Default Title","offer_id":48641729036507,"sku":"B0CV3F5MM8","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/816eLbWt7mL._SL1500.jpg?v=1778695960","url":"https:\/\/gearmusthave.com\/products\/carriage-bolts-5-16-18-x-2-1-2-in-kit-50-sets-stainless-steel","provider":"GearMustHave","version":"1.0","type":"link"}