4-40 x 1 Phillips Flat Undercut Machine Screw Fully Threaded Zinc 5/16-18-2B These nuts meet the specifications

These nuts meet the specifications of ASTM A563 and are available in a variety of sizes and finishes to meet your specific needs

which is compatible with a variety of bolts and screws

while the hex shape provides a secure grip for easy tightening and loosening

ensuring corrosion resistance and longevity

They are designed to be used with bolts and screws to provide a secure and vibration-resistant connection

4-40 x 1 Phillips Flat Undercut Machine Screw Fully Threaded Zinc 5/16-18-2B These nuts meet the specificationsThe 4 40 x 1 Phillips Flat Undercut Machine Screw Fully Threaded Zinc is a small, versatile screw designed for use in a wide range of applications. It is made of zinc plated steel, which provides excellent corrosion resistance. The screw has a Phillips head, which allows for easy driving and removal. The flat undercut head sits flush with the surface of the material being fastened, providing a clean and professional appearance. The screw is fully