Storage King’s Strong Room Doors are built to combat such intrusions and are specially manufactured using necessary technical specifications to give the banking & financial industry the much - needed security. Doors are made of tough steel plates, armour plates, oxyacetylene flame resistant material and special fire & hammer resistant material. This combination of different layers makes it difficult to penetrate the door even with mutliple mode of attack. These doors are provided with 2 nos. highly secured dual control key locks.