4-40 x 5/16 Phillips Fillister Head Machine Screw Fully Threaded Zinc 10NCUP188 which is slightly rounded and

which is slightly rounded and has a flat top

indicating a tensile strength of 1000 MPa

The washer has a 5/16-inch inner diameter and a 1 1/2-inch outer diameter

this screw is ideal for various industrial

4-40 x 5/16 Phillips Fillister Head Machine Screw Fully Threaded Zinc 10NCUP188 which is slightly rounded andThese 4 40 x 5 16 Phillips Fillister Head Machine Screws are fully threaded and made of zinc plated steel for durability and corrosion resistance. They have a Phillips drive for easy installation and removal, and a fillister head that sits flush with the surface of the material being fastened. These screws are ideal for a wide range of applications, including electronics, appliances, furniture, and more.