{"product_id":"securfix-twin-thread-screws-6-x-1-1-2-inch-3-5-x-40mm-pack-of-200","title":"Securfix Twin Thread Screws 6 x 1 1\/2 inch, 3.5 x 40mm, Pack of 200","description":"\u003cp\u003eThis is a pack of 200 3.5 x 40mm twin thread screws from Securfix, in size 6 x 1 1\/2 inch (3.5 x 40mm). A zinc plated finish and a countersunk head come with the cross\/pozi drive.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSize 6 x 1 1\/2 inch (3.5 x 40mm)\u003c\/li\u003e\n\u003cli\u003ePack of 200\u003c\/li\u003e\n\u003cli\u003eTwin thread\u003c\/li\u003e\n\u003cli\u003eCross\/pozi drive\u003c\/li\u003e\n\u003cli\u003eCountersunk head\u003c\/li\u003e\n\u003cli\u003eZinc plated\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSecurfix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e6 x 1 1\/2 inch (3.5 x 40mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack size\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead\u003c\/td\u003e\n\u003ctd\u003eCountersunk\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhich one do I need?\u003c\/h3\u003e\u003cp\u003eA 40mm screw suits a joint whose overall depth is close to that, so measure before ordering.\u003c\/p\u003e\u003ch3\u003eHow to use\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eHold the pieces together and mark each fixing point, keeping in mind that the screws are 40mm long.\u003c\/li\u003e\n\u003cli\u003ePre-drill near edges and board ends, as a 40mm screw can split thin material.\u003c\/li\u003e\n\u003cli\u003eChoose a cross\/pozi bit that suits the 40mm screw, and keep the driver in line.\u003c\/li\u003e\n\u003cli\u003eSink each head level, then check the joint before moving on to the next 40mm fixing.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eFAQs\u003c\/h3\u003e\u003ch4\u003eHow many screws are supplied in the 6 x 1 1\/2 inch (3.5 x 40mm) pack?\u003c\/h4\u003e\u003cp\u003eThe pack holds 200 screws, each 40mm long.\u003c\/p\u003e\u003ch4\u003eWhich size is this?\u003c\/h4\u003e\u003cp\u003eEach is 40mm long, which the manufacturer calls 3.5 x 40mm twin thread screws.\u003c\/p\u003e\u003ch4\u003eWhich bit do I need?\u003c\/h4\u003e\u003cp\u003eUse a cross or pozi bit; the 40mm screw has a cross\/pozi drive and a countersunk head.\u003c\/p\u003e","brand":"Securfix","offers":[{"title":"Default Title","offer_id":67824444899601,"sku":"DS-3539497","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/7323\/0097\/files\/securfix-twin-thread-screws-6-x-1-1-2-inch-3-5-x-40mm-pack-of-200-1.jpg?v=1792514523","url":"https:\/\/diysmith.co.uk\/products\/securfix-twin-thread-screws-6-x-1-1-2-inch-3-5-x-40mm-pack-of-200","provider":"DIYSmith","version":"1.0","type":"link"}