A locking anchor which is pushed through the hole in a plate is located at the head of this mount tie the wings of the anchor open on the other side of the plate locking the mount tie into position the wings of the mount tie are on the other side of the plate thus allowing the bundle to be secured tightly to the plate mounting ties with split drive anchor are suitable for a sheet thickness between 05 mm and 30 mm and bore hole diameter between 465 mm and 75 mm