4-24 x 1/4 Phillips Indented Hex Washer Self Tapping Screw Type B Fully Threaded Zinc 5/16-18 NTU The stepped design allows for

The stepped design allows for a secure hold in both materials

Its hex head provides a secure grip for tightening and loosening with a wrench or socket

The black oxide finish provides additional protection and enhances the screw's aesthetics

while the non-serrated shank prevents damage to the mating surface

The fully threaded shank allows for maximum holding power in a variety of materials

4-24 x 1/4 Phillips Indented Hex Washer Self Tapping Screw Type B Fully Threaded Zinc 5/16-18 NTU The stepped design allows forThese 4 24 x 1 4 Phillips indented hex washer self tapping screws are Type B fully threaded screws made of zinc. They have a Phillips drive and a hex washer head. These screws are designed for use in metal and are self tapping, meaning they create their own threads as they are driven into the material. They are fully threaded, which means that the threads extend the entire length of the screw. The zinc coating provides corrosion resistance.