{"product_id":"grk-10299-rss-3-8-x-12-rugged-structural-screw-300-count-bulk-box","title":"GRK GRK-10299 - RSS 3\/8\" x 12\" Rugged Structural Screw, 300-Count Bulk Box","description":"\u003cp\u003eThe GRK RSS (Rugged Structural Screw) 10299 is the ultimate high-performance alternative to traditional lag screws, specifically engineered for heavy-duty structural applications. Made from case-hardened steel, these 3\/8\" x 12\" screws provide exceptional tensile, torque, and shear strength, making them ideal for ledger boards, deck posts, playground equipment, and multi-ply LVL fastening. Featuring the patented Climatek™ coating, these fasteners are code-approved for use in pressure-treated lumber and offer superior corrosion resistance for both interior and exterior environments.\u003c\/p\u003e\u003ch3\u003ePerformance Features\u003c\/h3\u003e\u003cul\u003e  \u003cli\u003e\n\u003cstrong\u003eZip-Tip™ \u0026amp; W-Cut™:\u003c\/strong\u003e Enables fast penetration and eliminates the need for pre-drilling in most wood species, significantly reducing installation time and effort.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eCEE Thread™:\u003c\/strong\u003e Enlarges the screw hole for the non-threaded portion, allowing the wood to settle naturally and increasing the screw's drawing strength while reducing friction and splitting.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eClimatek™ Coating:\u003c\/strong\u003e Provides a durable, AC257 code-approved barrier against corrosion, specifically tested for use in ground-contact and treated lumber.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eRecessed Star Drive:\u003c\/strong\u003e The T-40 drive interface provides six points of contact for zero-stripping and maximum torque transfer.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eIntegrated Washer Head:\u003c\/strong\u003e Features a built-in shield that offers massive clamping force with a clean, low-profile finish.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/8\" (9.5mm)\u003c\/td\u003e\n\u003c\/tr\u003e  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12\" (305mm)\u003c\/td\u003e\n\u003c\/tr\u003e  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrive Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eT-40 Star (Torx)\u003c\/td\u003e\n\u003c\/tr\u003e  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCase-Hardened Steel\u003c\/td\u003e\n\u003c\/tr\u003e  \u003cli\u003e\n\u003cstrong\u003eCoating\u003c\/strong\u003e\u003ctd\u003eClimatek™ (Gold)\u003c\/td\u003e  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTensile Strength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,941 lbs\u003c\/td\u003e\n\u003c\/tr\u003e  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShear Strength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eICC-ES ESR-2442; AC257 Compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/li\u003e\n\u003c\/table\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e  \u003cli\u003e(300) 3\/8\" x 12\" RSS Rugged Structural Screws\u003c\/li\u003e  \u003cli\u003e(1) T-40 Star Drive Bit\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GRK","offers":[{"title":"Default Title","offer_id":53385103245678,"sku":"GRK-10299","price":1726.93,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0057\/0333\/6025\/files\/Untitled-2026-03-05T113752.190_1.jpg?v=1772691298","url":"https:\/\/wiselinetools.ca\/products\/grk-10299-rss-3-8-x-12-rugged-structural-screw-300-count-bulk-box","provider":"Wise Line Tools","version":"1.0","type":"link"}