{"product_id":"1-4-in-x-1-1-2-in-carriage-bolt-kit-100-pack-hot-dip-galvanized","title":"1\/4 in x 1-1\/2 in Carriage Bolt Kit (100 Pack) - Hot Dip Galvanized","description":"\u003cp\u003eIn this review the 1\/4 in x 1-1\/2 in carriage bolt kit is assessed for builders and homeowners who need a bulk fastener solution for outdoor projects. The bottom line: this kit delivers consistent hardware and reliable corrosion protection thanks to its hot dip galvanized coating, making it a practical choice for decks, pergolas and other exterior builds where long-lasting fastening and semi-flush appearance matter.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eComplete kit:\u003c\/strong\u003e Includes 100 carriage bolts, 100 USS flat washers and 100 hex nuts so a full project run can be started without searching for matching parts.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHot dip galvanized coating:\u003c\/strong\u003e Provides superior corrosion resistance suited to exterior use and compatible with ACQ treated lumber.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSemi-flush flat head:\u003c\/strong\u003e The flat head gives a neat semi-flush finish that works well on decks, gazebos and pergolas where a lower profile is desired.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStandard sizing:\u003c\/strong\u003e 1\/4 in diameter with 1-1\/2 in length and 1\/4-20 nut thread size simplifies selection and matches common carpentry needs.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets industry standards:\u003c\/strong\u003e Conforms to relevant dimensional and material standards for reliable fit and function in heavy duty applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis kit is aimed at contractors, deck builders and DIYers who need a high-volume supply of carriage bolts that will resist rust outdoors. The included USS washers and Grade 2\/A hex nuts mean purchasers get matched hardware useful for structural timber connections and general exterior fastening.\u003c\/p\u003e\n\u003cp\u003eThose who need specialized high-strength or finished decorative hardware should look elsewhere; this kit prioritizes corrosion resistance and bulk value rather than premium cosmetic finishes or higher tensile grades for extreme load applications.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eHigh value: 100 complete sets provide good value for medium to large projects.\u003c\/li\u003e\n \u003cli\u003eDurable finish: Hot dip galvanized coating offers long-term corrosion protection for exterior use.\u003c\/li\u003e\n \u003cli\u003eConvenient sizing: Standard 1\/4 in by 1-1\/2 in dimensions and 7\/16 in wrench size for the nut make installation straightforward.\u003c\/li\u003e\n \u003cli\u003eReady for treated lumber: Specified as suitable for ACQ treated lumber which reduces concern about galvanic reaction on decks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eNot a high-tensile fastener: Grade 307A and Grade 2\/A nuts are appropriate for general structural use but not for applications requiring high-strength bolts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eBolt diameter\u003c\/td\u003e\n\u003ctd\u003e1\/4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eBolt length\u003c\/td\u003e\n\u003ctd\u003e1-1\/2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eHead diameter\u003c\/td\u003e\n\u003ctd\u003e0.578 in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eWasher outside diameter\u003c\/td\u003e\n\u003ctd\u003e47\/64 in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eNut thread\u003c\/td\u003e\n\u003ctd\u003e1\/4-20\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eNut wrench size\u003c\/td\u003e\n\u003ctd\u003e7\/16 in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eHot dip galvanized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 1\/4 in x 1-1\/2 in carriage bolt kit is a practical, value-oriented choice for outdoor projects that need matched hardware in bulk. It is recommended for deck and pergola builders and homeowners who want reliable corrosion resistance and a semi-flush appearance, while those needing high-tensile specialty bolts should choose a different product.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these bolts suitable for treated lumber?\u003c\/strong\u003e\u003cbr\u003eYes, the hot dip galvanized finish is specified as suitable for use with ACQ treated lumber.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is included in the kit?\u003c\/strong\u003e\u003cbr\u003eThe kit includes 100 carriage bolts, 100 USS thick flat washers and 100 Grade 2\/A hex nuts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat wrench size is needed for the nuts?\u003c\/strong\u003e\u003cbr\u003eThe nuts use a 7\/16 in wrench size.\u003c\/p\u003e","brand":"Makers Bolt","offers":[{"title":"Default Title","offer_id":48183797088475,"sku":"B0DT1LT9M3","price":34.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71U0bLAqiXL._SL1500.jpg?v=1769593318","url":"https:\/\/gearmusthave.com\/products\/1-4-in-x-1-1-2-in-carriage-bolt-kit-100-pack-hot-dip-galvanized","provider":"GearMustHave","version":"1.0","type":"link"}