Cross head screw” is a specific shape of the screw, it is usually used in furniture assembly and woodworking projects.”. The screw has a drill point and self-tapping thread to form the thread directly in the wood, and its flat round head design can be easily buried in the wood surface or furniture components, making it more aesthetically pleasing. The screws are usually cross-recessed or Phillips head designed for easy installation with a screwdriver or electric screwdriver.