4-40 x 7/8 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S/S DFAR DPG188 creating a permanent thread in

creating a permanent thread in the material

They are fully threaded and have a coarse thread

while the 25mm length refers to the distance from the underside of the head to the tip of the screw

and the cap nut style provides a finished look to your project

4-24 x 5/16 #3HD Phillips Pan High Low Screw Fully Threaded Black Zinc and Bake

4-40 x 7/8 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S/S DFAR DPG188 creating a permanent thread in4 40 x 7 8 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S S DFAR is a high quality fastener designed for use in a variety of applications. It is made from 300 series stainless steel, which provides excellent corrosion resistance and strength. The screw has a full thread, which provides a secure hold in a variety of materials. The Phil flat head provides a flush, low profile finish. This screw is compliant with MS51959 and