{"product_id":"54401-hillman-5-16-in-d-x-1-in-l-heat-treated-steel-hex-head-cap-screw-100-pk","title":"Hillman 5\/16 in. Dia x 1 in. Length Heat-Treated Steel Hex Head Cap Screw, 100-Pack","description":"\u003ch1\u003eHillman 5\/16 in. x 1 in. Grade 8 Hex Head Cap Screws (100-Pack)\u003c\/h1\u003e\n    \u003cp\u003e\u003cstrong\u003eDurable, heat-treated steel hex head cap screws for heavy-duty fastening. At 5\/16 in. diameter by 1 in. length, these Grade 8 fasteners feature a zinc dichromate finish for added corrosion resistance—ideal for automotive, machinery, and structural applications.\u003c\/strong\u003e\u003c\/p\u003e\n    \u003chr\u003e\n    \u003ch2\u003eKey Features:\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Strength:\u003c\/strong\u003e Grade 8, heat-treated steel for high tensile performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Resistant:\u003c\/strong\u003e Zinc dichromate finish helps protect in harsh environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Fit:\u003c\/strong\u003e 5\/16 in.-18 thread x 1 in. length for common assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Drive:\u003c\/strong\u003e Hex head design enables high torque tightening with standard wrenches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBulk Value:\u003c\/strong\u003e Convenient 100-pack for shop or jobsite stock\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\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5\/16 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5\/16-18 (coarse)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHead Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHex head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeat-treated steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGrade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGrade 8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFinish\/Coating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZinc dichromate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\/Brand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHillman\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e220069\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e54401\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTaiwan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Dimensions (package)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7 x 4.5 x 2 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 lb\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: Are these fully threaded?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this 5\/16 in.-18 x 1 in. cap screw is fully threaded as shown.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What tools are needed for installation?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Use a standard hex socket or wrench sized for a 5\/16 in.-18 hex head cap screw.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What grade are these bolts?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e They are Grade 8 heat-treated steel for high strength applications.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What is the finish?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Zinc dichromate coating for enhanced corrosion resistance.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: Is this a coarse or fine thread?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Coarse thread (5\/16 in.-18).\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003ch2\u003eIndustrial Poise with Purpose\u003c\/h2\u003e\n    \u003cp\u003eThese hex head cap screws bring a precise, engineered rhythm to any space—sleek, golden-toned zinc that catches the light with quiet confidence. I love the crisp geometry of the hex head; it feels both refined and unapologetically utilitarian. Style them in view on open shelving or exposed hardware moments to celebrate the mechanics of design. Consider these your understated jewels—small, strong, and essential to luxe, lasting craftsmanship.\u003c\/p\u003e\n    \n    \u003chr\u003e\n    \u003cp\u003e\u003cstrong\u003eUpgrade your hardware kit with these Grade 8 Hillman cap screws for reliable, high-strength fastening on every project.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Hillman","offers":[{"title":"Default Title","offer_id":48991930286294,"sku":"54401","price":42.69,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/5244\/2838\/files\/21WhJaxK52L.jpg?v=1783639384","url":"https:\/\/buildsupplyus.myshopify.com\/products\/54401-hillman-5-16-in-d-x-1-in-l-heat-treated-steel-hex-head-cap-screw-100-pk","provider":"Buildsupply","version":"1.0","type":"link"}