Eureka 3A25 5.5 x 20 mm Tek Screw Hex 60 Pack

Tek Screw with T3 Cut Tip for Metal Smooth Shank from Eureka is designed to make fixing metal roof sheeting and cladding to purlins; self-drilling point with a sealing washer straightforward and consistent. Made from steel, it is built to support consistent results on site or at home. FEATURES & BENEFITS � Self-drilling point pierces steel sheet and purlin without a pilot hole � Bonded EPDM washer compresses to seal against rain on roofing and cladding APPLICATION � Fixing metal roof sheeting and cladding to purlins � self-drilling point with a sealing washer INSTALLATION � The product requires a power tool and a nutsetter to complete installation. � Drill slower than 1,500 rpm. � Hold the power drill at a 90 degree angle. � Do not drill the tek screw through a welded joint. � Choose the correct length screw: the screw should be able to drill through the object and substrate and grip a sufficient amount through the substrate. � The drilling point must be long enough to completely drill through the material before the thread engage.