Selftapping screw with corrosion protection Pack of galvanised steel fixing screws for the Heavy Duty SelfSupporting Roof. These strong 5.5mm diameter selftapping pan head screws will secure five glazing bars to the wall plate and eaves beam. The pack contains 10 x short screws 19mm for securing the top of the glazing bars main gable or wall to the wall plate and 10 x long screws 38mm for securing the top end to the eaves beam. Features & Benefits Selftapping thread cuts own tight fit thread Zinc plated galvanised steel protects against corrosion Small pack size reduces over buying Phillips drive type no special tools required Ends uncertainty prepacked selection for the job The Phillips drive type makes it easier to locate the screw driver or bit into the screw head and the tapping thread shapes its own tight counter thread when screwed into a pilot hole. Pack Contents The packs includes 20 screws in total which provides enough for securing 5 glazing bars using...