Specifically designed for joining of PVCu bay window sections, but frequently used for other window and door fabrication purposes. Approval All tested to BS EN ISO 9227:2006. UKAS Accredited. In accordance with BS 7412 and both the BPF and GGF guidelines. CE Standard Web BS EN 14566:2008 Corrosion Rating 2 - Occasionally damp/wet, rural and sheltered areas Description Specifically designed for joining of PVCu bay window sections, but frequently used for other window and door fabrication purposes. Driver Bit Size PH2 Finish Zinc Head Type Wafer Flange Length mm 40 Material Carbon Steel Max Drilling Thickness mm 4.0 Pack Dimensions L x W x H mm 135 x 90 x 60 Pack Weight kg 0.979 Point Type Self-Drilling Product Code 289Z Recess Type Phillips Size mm 4.8 x 40 Substrates Steel Thread Dia. mm 4.8 Thread Type Self-Tapping V Flute