Expamet Galvanised Skim-coat Angle Bead provides a clean straight corner and protects plaster edges from damage. The perforated wing provides a key to prevent cracking. Can easily be cut to size using tin-snips or aviation cutters and has fixing holes to suit a standard plasterboard nail. Suitable for 2-3mm Plaster Depth. Made from Galvanized Mild Steel. BS EN14353:2007+A1:2010