10-32 x 5/16 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc 5/16-18-.150 Its flat undercut head provides

Its flat undercut head provides a flush finish when countersunk

These screws are sold in a pack of 1000 and are backed by a satisfaction guarantee

It is made of low carbon steel and has a zinc finish for added durability

This 1/2-13 x 1 3/4 slotted flat machine screw is made of 18-8 stainless steel

10-32 x 5/16 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc 5/16-18-.150 Its flat undercut head providesThe 10 32 x 5 16 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc is a versatile and durable screw that is perfect for a variety of applications. The serrated hex flange washer head provides a secure grip and prevents the screw from loosening. The full thread design allows for maximum holding power. The case hardened zinc plating provides excellent corrosion resistance. This screw is ideal for use in wood, metal, and plastic.