12 x 1/2 Round Head Type U Drive Screw Zinc 5/16-24-2 It features a hex washer

It features a hex washer head that provides a secure grip and prevents over-tightening

and it provides a strong and secure hold

These 8-18 x 2 1/4 Phillips Oval Self Tapping Screw Type AB Fully Threaded Zinc are designed for use in a variety of applications

and it provides a strong and secure connection

12 x 1/2 Round Head Type U Drive Screw Zinc 5/16-24-2 It features a hex washerThese 12 x 1 2 Round Head Type U Drive Screws are made of zinc plated steel for durability and corrosion resistance. They have a round head with a Phillips drive and a sharp point for easy penetration. These screws are ideal for use in a variety of applications, including wood, metal, and plastic. They are also self tapping, which eliminates the need for pre drilling.