For use with all types of builders metal work. The twisted shank gives an enhanced pull-out resistance. Approx. Pcs Per 1kg: 312. CE Standard: WebBS EN 14592:2008. Corrosion Rating: 2 - Occasionally damp/wet, rural and sheltered areas. Description: For use with all types of builders metal work. The twisted shank gives an enhanced pull-out resistance. Finish: Galvanised. Head Area mm: 48.05. Head Type: Round. Length mm: 40. Material: Carbon Steel. Pack Dimensions L x W x H mm: 265 x 152 x 50. Pack Weight kg: 1.010. Point Length mm: 5.09. Product Code: GST40B. Service Class: 2. Shank Dia. mm: 3.75. Size mm: 40 x 3.75. Substrates: Metal. Weight kg: 1.0.