James Hardie 25mm Screws

HardieBacker screws for floors, for walls, for metal frames Self-countersinking, they cut a shaped hole in the fibre cement backerboard, so that as the screw is tightened the head finishes flush with the surface of the board. For wood frames (floors) use: 5.0 x 25mm, diameter head 10 mm PZ2 For wood frames (walls) use: 5.0 x 32 mm, diameter head 10 mm PZ2 For metal frames use: 4.8 x 30 mm, diameter head 10 mm PZ2. Pack of 100 screws.