The various embodiments herein provide a dental mill blank for fabrication of dental appliance and restorations. A method for fabricating dental bridgework from the mill blank is also provided. The mill blank comprises a hard inner core and wherein the hard inner core provides resistance against a normal occlusal force, a soft outer cover surrounding the inner core, a channel passing through the inner core and the outer cover, a metallic abutment provided at one end of the channel and a handle stud for holding the mill blank onto a milling machine. The channel is designed to make a screw type bridgework for supporting a plurality of neighbouring implants.