5-40 x 3/8 Slotted Pan Machine Screw Fully Threaded Zinc NKY It is made of zinc-plated

It is made of zinc-plated steel and has a slotted head

and its undercut head helps to prevent the screw from pulling through the material

The 4-40 x 1/2 Phillips Flat Undercut Machine Screw Fully Threaded Zinc is a type of screw that is used in a variety of applications

allowing it to sit flush with the surface of the material being fastened

The flat undercut head allows the screw to sit flush with the surface of the material it is being used in

5-40 x 3/8 Slotted Pan Machine Screw Fully Threaded Zinc NKY It is made of zinc-platedThis 5 40 x 3 8 Slotted Pan Machine Screw is a fully threaded screw made of zinc plated steel. It has a slotted drive and a pan head. The screw is 3 8 inches long and has a diameter of 5 40. It is commonly used in a variety of applications, including fastening metal, plastic, and wood. The zinc plating provides corrosion resistance, making the screw suitable for use in outdoor applications.