Godrej & boyce mfg. Offers ultra mortise universal handle set. This is convenient 3-in-1 pack with ultra mortise lock, handles and ultra cartridge. Its handle is provided with anti-theft screws and has brass handles with brass anti-theft screws, fore-end trim and striker plate. Matching finish to enhance the door décor its high-quality 14-pair pin cylinder mechanism makes ultra locks unpick able. The ultra key has high precision dimples on all four sides, of different sizes, made with sophisticated computerized technology. This makes it difficult for duplication as its computerized dimples are available in over 100 million key combinations. Ultrakey is reversible. Insert it any way and open the lock with ease and is made from nickel-silver which resists bending. These locks are used for main entrance doors of residences and offices.