Our Batten screws with a self-drilling universal point screw can fasten metal roofing battens to steel purlins up to 1.9mm alternatively can be used to fasten to timber roof trusses. This screw is ideal for steel roof and floor truss construction. The universal self drilling point enables the tip to drill through light gauge mild steel and timber alike. The flanged hex head lends to high pull-out strength and with a class 3 galvanised coating has strong corrosion resistance. Box of 100