Timco Galvanised Clout Nails - 2.65 x 40mm (2.5kg Tub) (GCN40T) These clout nails are great at fixing roofing since the large flat head distributes the nails holding power evenly across roofing felt, shingles and slate. The galvanised steel finish gives these clout nails medium duty rust protection making them suitable for sheltered outdoor use. Approximate Number of Nails: 1425 Size: 2.65 x 25mm 2.65 x 30mm 2.65 x 40mm 3.35 x 40mm 2.65 x 50mm 3.35 x 50mm 2.65 x 65mm 3.75 x 65mm 3.75 x 75mm Quantity: Small Pack 500g 1kg 2.5kg 25kg Type: Copper Aluminium Galvanised ELH Galvanised