4-40 x 2 1/2 Phillips Flat Machine Screw Fully Threaded Black Oxide WUSSBZ It has a round head

It has a round head with a square neck that prevents it from turning when tightened

or home improvement tasks

It is ideal for use in construction

These 8 x 1 1/4 Phillips Bugle Head Coarse Thread Drywall Screws are designed for use in drywall applications

and is ideal for use in both indoor and outdoor environments

4-40 x 2 1/2 Phillips Flat Machine Screw Fully Threaded Black Oxide WUSSBZ It has a round headThe 4 40 x 2 1 2 Phillips Flat Machine Screw Fully Threaded Black Oxide is a threaded fastener with a Phillips drive head. It is made of steel and has a black oxide finish. The screw is 2 1 2 inches long and has a diameter of 4 40. It is fully threaded, meaning that the threads extend the entire length of the screw. This screw is commonly used in a variety of applications, including furniture assembly, cabinetry, and metalworking.