Protect exterior timber and cladding with Fixings Direct's Sherardised Nails range. Their tough zinc coating is thermally diffused into the steel, creating a hard, chip-resistant finish that withstands hammering and provides excellent corrosion resistance. Ideal for cladding, fencing and glazing beads, these nails also feature a matt grey surface that provides a strong base for painting. Suitable for demanding trade and DIY applications.