Self-tapping thread and Type-A point zinc plated metal screw with pan head and square drive. These metal screws offer great performance whether you're on the job or completing projects around your home. They are constructed with zinc-plated steel for durability and smooth performance. The screws are secured with a square driver and have a pan head for easy installation. With their sharp Type A point and self-tapping thread, the screws can be used in wood, plastic, metal, and other applications without the need for pre-drilling.