{"product_id":"m12-x-50mm-coach-screw-bzp-din-571","title":"M12 x 50mm Hex Head Coach Screw BZP DIN 571","description":"\u003ch2\u003e\u003cstrong\u003eHeavy Duty Woodscrew\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eHeavy-duty M12 coach screw that uses a coarse cylindrical thread and hex head to ensure a strong hold when used with wood.\u003c\/p\u003e\n\u003cp\u003eA heavy-duty wood screw with bright zinc plating (BZP) that offers a mid-level of corrosion resistance. A versatile heavy-duty screw used primarily for larger timber projects.\u003c\/p\u003e\n\u003cp\u003eUsing a combination of a coarse thread for great hold and pull-out resistance, along with a hex head that allows installation with a range of conventional tools. This sees the M12 coach screw widely used in many sectors.\u003c\/p\u003e\n\u003cp\u003ePart of a range of \u003ca href=\"https:\/\/www.fusionfixings.co.uk\/collections\/hex-head-coach-screws\" target=\"_blank\" rel=\"noopener\"\u003ecoach screws \u003c\/a\u003eused by professionals and DIY enthusiasts alike.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eM12 Coach Screw Specification:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThread Diameter \u003cstrong\u003e(TD): \u003c\/strong\u003eM12 - 12mm\u003c\/li\u003e\n\u003cli\u003eLength \u003cstrong\u003e(L):\u003c\/strong\u003e 50mm\u003c\/li\u003e\n\u003cli\u003eThread Length \u003cstrong\u003e(TL):\u003c\/strong\u003e 30mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHead Width\u003cstrong\u003e (H):\u003c\/strong\u003e 19mm\u003c\/li\u003e\n\u003cli\u003eConformity: DIN 571 Standards\u003c\/li\u003e\n\u003cli\u003eMaterial: Bright zinc plated steel (BZP)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQs about coach screws\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are hex head coach screws used for?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eHex head coach screws are heavy-duty screws designed for securing timber to timber, or timber to metal. The heavy-duty nature of the coach screw sees them commonly used in decking, fencing, roofing, and heavy joinery applications. The hexagonal head allows for higher torque using a spanner or socket for a firm, reliable hold.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow are coach screws different from coach bolts?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eA coach screw had a pointed tip more like traditional screws and threads directly into wood without a nut. A coach bolt (also called a carriage bolt) has a flat tip, is used with a pre-drilled hole, and passes through the material being secured on the other side with a nut.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use coach screws outside?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe bright zinc plating (BZP) of these Coach Screws offers a general resistance to corrosion and isn’t suitable for long term external use.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eFor external use, A2 stainless steel is recommended for long term use, with A4 stainless steel offering a highest level of corrosion resistance, included the use in salt water environments.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to drill a pilot hole first?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eYes, with the heavy-duty nature of the coach screw, always pre-drill a pilot hole before installation.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I use a washer under the head?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eIt’s good practice to use a flat washer beneath the hex head as this spreads the load across a wider area and protects the timber surface.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich material should I choose - BZP, A2, or A4 stainless steel?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe coach screws at Fusion Fixings are available in 3 material types which cover a larger range of applications.\u003cbr\u003e\u003cstrong\u003e•    BZP (Bright Zinc Plated): \u003c\/strong\u003eIdeal for indoor use or dry conditions.\u003cbr\u003e\u003cstrong\u003e•    A2 Stainless Steel:\u003c\/strong\u003e Great for outdoor projects such as fences or decking.\u003cbr\u003e\u003cstrong\u003e•    A4 Stainless Steel: \u003c\/strong\u003eMarine-grade corrosion resistance and the best choice for coastal or highly corrosive environments.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use coach screws in brick, block, or concrete?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eCoach screws are primarily for timber; however, they can be used in masonry for certain applications if combined with a suitable wall plug or anchor.\u003cbr\u003e\u003c\/p\u003e","brand":"Fusion Fixings","offers":[{"title":"Qty Price Break - 1","offer_id":42139776221237,"sku":"COACHWS-MBZP-1250","price":0.29,"currency_code":"GBP","in_stock":true},{"title":"Qty Price Break - 5","offer_id":42139776254005,"sku":"COACHWS-MBZP-1250","price":0.23,"currency_code":"GBP","in_stock":true},{"title":"Qty Price Break - 10","offer_id":42139776286773,"sku":"COACHWS-MBZP-1250","price":0.19,"currency_code":"GBP","in_stock":true},{"title":"Qty Price Break - 25","offer_id":42139776319541,"sku":"COACHWS-MBZP-1250","price":0.16,"currency_code":"GBP","in_stock":true},{"title":"Qty Price Break - 50","offer_id":42139776352309,"sku":"COACHWS-MBZP-1250","price":0.14,"currency_code":"GBP","in_stock":true},{"title":"Qty Price Break - 100","offer_id":42139776385077,"sku":"COACHWS-MBZP-1250","price":0.13,"currency_code":"GBP","in_stock":true},{"title":"Qty Price Break - 200","offer_id":42139776417845,"sku":"COACHWS-MBZP-1250","price":0.12,"currency_code":"GBP","in_stock":true},{"title":"Bundle - 500","offer_id":42597661409333,"sku":"COACHWS-MBZP-1250","price":58.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0581\/6090\/6293\/files\/Coach_20Screw_20BZP_81160f7a-aba2-4938-b5ea-242e958185f0.png?v=1697819202","url":"https:\/\/www.fusionfixings.co.uk\/products\/m12-x-50mm-coach-screw-bzp-din-571","provider":"Fusion Fixings","version":"1.0","type":"link"}