{"product_id":"twist-nails-3-1-x-20mm","title":"Sheradised Square Twist Nails 20mm (1000\/Box)","description":"\u003ch2\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003e3.1 x 20mm Sheradised Square Twist Nails for secure fixing of joist hangers, restraint straps, and light timber-to-timber connections. \u003cbr\u003e\u003cbr\u003eManufactured from high-strength carbon steel with a durable sheradised zinc coating, these nails offer improved corrosion resistance and long service life in both interior and exterior applications.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003eThe square-twisted shank increases surface area and creates a threaded effect within the timber, providing exceptional grip and preventing loosening over time. \u003cbr\u003e\u003cbr\u003eThe countersunk head ensures a flush finish with the surface for improved appearance and easier overpainting, while the diamond-bevelled tip enhances driving accuracy and reduces the risk of timber splitting.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e20mm size suitable for light-duty structural fixings and reinforcement work.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Carbon steel for strength and controlled flexibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Sheradised zinc coating enhances corrosion protection and adhesion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank design\u003c\/strong\u003e: Square twist profile provides secure mechanical interlock in timber.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead type\u003c\/strong\u003e: Countersunk head sits flush with surface for a neat finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip design\u003c\/strong\u003e: Diamond-bevelled point allows precise penetration with reduced splitting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication class\u003c\/strong\u003e: Suitable for timber fixings, restraint fittings, and light construction assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJoist hangers\u003c\/strong\u003e: Provides secure connection between joists and beams.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRestraint straps\u003c\/strong\u003e: Fixes metal straps and anchors to timber frameworks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlooring and decking\u003c\/strong\u003e: Ensures firm hold and high withdrawal resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoofing and framing\u003c\/strong\u003e: Suitable for small reinforcement or bracket fixings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eInstallation Guidance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreparation\u003c\/strong\u003e: Align fittings and materials before fixing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDriving method\u003c\/strong\u003e: Use a hammer to seat nail flush with the surface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpacing\u003c\/strong\u003e: Apply consistent spacing for uniform load distribution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandling\u003c\/strong\u003e: Keep nails clean and dry to preserve the sheradised coating.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eCompliance \u0026amp; Performance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturing standard\u003c\/strong\u003e: Produced to BS 1202-1:1990 for steel wire nails (square twist type) with sheradised zinc finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance\u003c\/strong\u003e: Provides superior pull-out resistance and corrosion protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Sheradised coating ensures durability and uniform surface coverage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety\u003c\/strong\u003e: Use gloves and eye protection during installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImportant note\u003c\/strong\u003e: Not suitable for primary load-bearing structural applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Unbranded","offers":[{"title":"20mm","offer_id":53771559501935,"sku":"1001170","price":32.12,"currency_code":"GBP","in_stock":false},{"title":"25mm","offer_id":53771559534703,"sku":"1001171","price":33.34,"currency_code":"GBP","in_stock":false},{"title":"30mm","offer_id":53771559567471,"sku":"1001172","price":39.2,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/9784\/4591\/files\/sheradised_square_twist_nail.jpg?v=1783758822","url":"https:\/\/supplyyard.co.uk\/products\/twist-nails-3-1-x-20mm","provider":"Supply Yard","version":"1.0","type":"link"}