{"product_id":"machine-screws-round-head-theft-pruf-steel-zinc-plated-5-16-18-x-5-8_3110rt","title":"5\/16\"-18 X 5\/8\" Tamper Resistant Machine Screws | Round Head | Theft-Pruf Drive | Steel Zinc Plated (100\/Pkg.)","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial fasteners engineered for secure metal-to-metal fastening in harsh environments. The Theft-Pruf drive paired with a zinc plated steel core delivers tamper-resistant security and durable corrosion protection for professional equipment assemblies.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Diameter 5\/16 inch; Length 5\/8 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Zinc Plated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e Theft-Pruf\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Grade:\u003c\/strong\u003e Theft-Pruf steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e UNC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 5\/16-18\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTamper-Resistant Drive\u003c\/strong\u003e: Theft-Pruf design requires a compatible driver, reducing risk of unauthorized removal in secured enclosures and equipment housings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Protection\u003c\/strong\u003e: Zinc plating delivers durable corrosion resistance in industrial environments, extending service life of fasteners in humid or corrosive settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Strength Core\u003c\/strong\u003e: Theft-Pruf steel provides robust shear and tensile strength for demanding metal-to-metal joints.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoad Distribution\u003c\/strong\u003e: Round head with broad bearing surface distributes load evenly to minimize indentation and fastener loosening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e: Standard 5\/16-18 UNC thread enables reliable mating with tapped holes and nuts in metal assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication Scope\u003c\/strong\u003e: Suitable for electrical panels, machine frames, enclosures, and cabinet assemblies in manufacturing, automation, and maintenance environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50425470255383,"sku":"3110RT","price":64.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/0404M1WR188_c662becf-30fd-4115-ab87-f8e26900d94e.webp?v=1746139443","url":"https:\/\/mutualscrew.com\/products\/machine-screws-round-head-theft-pruf-steel-zinc-plated-5-16-18-x-5-8_3110rt","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}