4-40 x 1/4 MS51957-B Phil Pan M/S Coarse Full Thread 300 Series S/S DFAR Black Ox 2 1/4-4.5 The cone point tip allows

The cone point tip allows for easy insertion and self-centering

The full thread allows for a strong hold in a variety of materials

This screw is perfect for use in small electronic devices

- Taptite alternative thread rolling screw

The washer has a series of internal teeth that bite into the surface of the bolt or nut

4-40 x 1/4 MS51957-B Phil Pan M/S Coarse Full Thread 300 Series S/S DFAR Black Ox 2 1/4-4.5 The cone point tip allowsThe 4 40 x 1 4 MS51957 B Phil Pan M S Coarse Full Thread 300 Series S S DFAR Black Ox is a high quality, durable screw that is perfect for a variety of applications. It is made from 300 series stainless steel, which is resistant to corrosion and rust. The black oxide finish provides additional protection against the elements. The screw has a coarse thread, which provides a strong hold in a variety of materials. The pan head is designed to sit flush