{"product_id":"hillman-7-8-9-in-d-x-4-in-l-heat-treated-steel-hex-head-cap-screw","title":"HILLMAN 7\/8-9 in. D X 4 in. L Heat Treated Steel Hex Head Cap Screw","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Hillman 7\/8 in hex head cap screw — a purpose-built fastener engineered for serious strength and dependable performance in demanding assemblies. Crafted from heat-treated steel and positioned as a Grade 8 fastener, this screw is designed to resist deformation and maintain clamp force under heavy loads.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSize, thread, and geometry:\u003c\/strong\u003e 7\/8 in hex head with 7\/8-9 UNC coarse thread, 4 in length, blunt point. The sizable hex head accepts robust drivers for confident, high-torque installation and a secure drive every time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial and treatment:\u003c\/strong\u003e Heat-treated steel delivering enhanced hardness and wear resistance. This combination supports higher torque transmission and longer service life in tough environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStrength designation:\u003c\/strong\u003e Grade 8 construction, optimized for load-bearing applications where reliability matters most—think structural brackets, heavy-duty machinery mounts, and rugged framework fastenings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Boxed, with a 20-piece count per package, making it easy to stockpile for ongoing projects and avoid last-minute shortages on the jobsite.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoint type and application fit:\u003c\/strong\u003e Blunt point suited for through-hole assemblies in metal or wood-to-metal connections, where consistent alignment and controlled entry are priorities.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy choose this Hillman screw over standard fasteners?\u003c\/strong\u003e It combines high-strength heat-treated steel with a bold 7\/8 in hex head and a durable 7\/8-9 UNC coarse thread, delivering reliable clamping force and rapid, snag-free installation. The blunt point minimizes wandering during start-up, reducing cross-threading risk in demanding setups such as equipment mounting, heavy-duty shelving frames, or structural brackets.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e include:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAttaching heavy brackets to steel or timber frameworks where high shear and tensile loads are expected.\u003c\/li\u003e \u003cli\u003eMounting machinery, motors, and mounting plates in industrial or workshop environments.\u003c\/li\u003e \u003cli\u003eConstructing rugged outdoor structures or trailer components that demand long-lasting holding power.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePro tips for optimal results\u003c\/strong\u003e:\n\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePair with a compatible hex driver or socket to prevent cam-out and ensure a solid, square seating in the head.\u003c\/li\u003e \u003cli\u003eCheck the pilot hole size for your material and keep lubricant handy to reduce friction and improve drive smoothness in tough materials.\u003c\/li\u003e \u003cli\u003eInspect threads and head after installation to confirm full seating and secure clamping, especially in vibration-prone applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith its heat-treated steel composition, Grade 8 designation, and 20-piece boxed packaging, this Hillman hex head cap screw is built for professionals who demand dependable performance, long-term durability, and fewer substitutions on critical assemblies. Add it to your hardware kit and experience strong, predictable fastening that stands up to real-world use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Hillman","offers":[{"title":"Default Title","offer_id":52197908513042,"sku":"5304951","price":83.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/5304951_A.eps_High.jpg?v=1776205230","url":"https:\/\/nationalhardwaregroup.com\/products\/hillman-7-8-9-in-d-x-4-in-l-heat-treated-steel-hex-head-cap-screw","provider":"National Hardware Group","version":"1.0","type":"link"}