8-18 x 1/2 Phillips Flat Undercut Thread Cutting Screw Type 25 Fully Threaded Zinc SPP188 and a 1/4" hex washer

and a 1/4" hex washer head

They are available in a variety of lengths and can be used for a variety of purposes

it offers both strength and longevity

The 3/8 x 1 Unslotted Indented Hex Washer Self Tapping Screw Type A Full Threaded Zinc is a versatile and durable screw designed for a wide range of applications

8-18 x 1/2 Phillips Flat Undercut Thread Cutting Screw Type 25 Fully Threaded Zinc SPP188 and a 1/4" hex washer8 18 x 1 2 Phillips Flat Undercut Thread Cutting Screw Type 25 Fully Threaded Zinc is a type of screw that is used in a variety of applications. It is made of zinc plated steel and has a Phillips drive. The screw has a flat undercut head and a fully threaded shank. The thread cutting point allows the screw to create its own threads as it is driven into the material. This type of screw is often used in metal, plastic, and wood applications.