{"product_id":"hillman-3-4-in-d-x-3-in-l-heat-treated-zinc-steel-hex-head-cap-screw-20-pk","title":"HILLMAN 3\/4 in. D X 3 in. L Heat Treated Zinc Steel Hex Head Cap Screw 20 pk","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eHillman 3\/4 in. D x 3 in. L Heat Treated Zinc Steel Hex Head Cap Screw\u003c\/strong\u003e — a robust, corrosion-resistant fastener designed to deliver reliable grip in a range of projects. With a heat-treated zinc finish and Grade 5 strength, this 20-pack is ready for assembly tasks that demand lasting performance and consistent results.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong size and fit:\u003e 3\/4 inch head diameter, 3 inch length, coarse thread for fast, secure engagement\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial and finish:\u003c\/strong\u003e Steel with heat-treated zinc coating for enhanced hardness and corrosion resistance\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e 5, delivering solid strength for everyday fastening needs\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHead type:\u003c\/strong\u003e Hex head cap screw for straightforward driving with standard wrenches or sockets\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e 20 pieces per box, boxed for convenient storage and project-ready use\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this screw stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDurable, long-lasting performance:\u003c\/strong\u003e Heat-treating increases hardness and wear resistance, helping the screw hold tight under vibration and load.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCorrosion resistance where it counts:\u003c\/strong\u003e The zinc-coated finish protects against rust in indoor and sheltered outdoor environments, extending the life of your assemblies.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile engagement:\u003c\/strong\u003e Coarse threads bite quickly into soft woods and light metals, delivering reliable clamping without stripping or wobble.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable Hillman quality:\u003c\/strong\u003e Built to consistent tolerances from trusted steel, so you won’t encounter surprises on the job site.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal uses and practical applications\u003c\/h2\u003e\n\u003cp\u003ePerfect for furniture assembly, deck and framing projects, equipment mounting, and general fastener tasks where a strong, easily driven screw is needed. Use in softwoods, plywood, or compatible light-gauge metals where a hex head cap screw is appropriate. The 3-inch length provides ample thread engagement for secure joints without excessive protrusion.\u003c\/p\u003e \u003ch2\u003eTips for best results\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eChoose the correct driver size to ensure a snug fit and reduce cam-out when driving the hex head.\u003c\/li\u003e \u003cli\u003ePre-drill in hardwoods or dense materials to prevent splitting and to achieve cleaner drive and clamping.\u003c\/li\u003e \u003cli\u003eConfirm material compatibility: the coarse thread is ideal for softer substrates, while the heat-treated finish adds durability for repeated assemblies.\u003c\/li\u003e \u003cli\u003eStore the boxed pack in a dry location to preserve the zinc finish and prevent corrosion over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re building a sturdy frame, repairing furniture, or completing a deck project, this Hillman 3\/4 in. D x 3 in. L hex head cap screw delivers dependable strength, practical installation, and a finish that stands up to the elements — all in a convenient 20-pack.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Hillman","offers":[{"title":"Default Title","offer_id":52171866669330,"sku":"57493","price":66.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/57493_LA.eps_High.jpg?v=1775503303","url":"https:\/\/nationalhardwaregroup.com\/products\/hillman-3-4-in-d-x-3-in-l-heat-treated-zinc-steel-hex-head-cap-screw-20-pk","provider":"National Hardware Group","version":"1.0","type":"link"}