1/4-20 x 2 1/2 Phillips Flat Machine Screw Fully Threaded Black Oxide 7/8-14 NE With its coarse thread

With its coarse thread

which gives it excellent corrosion resistance

Its reversible design allows for installation in either direction

9 grade indicates a tensile strength of 1090 MPa

this locknut meets Grade 8 standards for exceptional strength and reliability

1/4-20 x 2 1/2 Phillips Flat Machine Screw Fully Threaded Black Oxide 7/8-14 NE With its coarse threadThis 1 4 20 x 2 1 2 Phillips flat machine screw is fully threaded and coated in black oxide for corrosion resistance. It has a Phillips drive and a flat head, making it easy to install and remove. This screw is commonly used in a variety of applications, including woodworking, metalworking, and automotive repair.