4-40 x 11/16 Slotted Binding Undercut Machine Screw Fully Threaded 18-8 Stainless Steel 8-32-.130 The passivate and wax finish

The passivate and wax finish enhances its resistance to corrosion and wear

preventing the nut from loosening or slipping

These 8 x 2 1/2 Phillips Recess Bugle Head Coarse Thread Drywall Screw Particle Board Zinc are designed for use in drywall and particle board applications

The screw is 3 1/2 inches long and has a diameter of 1/2 inch

This 1/4-20 x 1 Phillips pan machine screw is fully threaded and coated in black zinc for corrosion resistance

4-40 x 11/16 Slotted Binding Undercut Machine Screw Fully Threaded 18-8 Stainless Steel 8-32-.130 The passivate and wax finishThe 4 40 x 11 16 Slotted Binding Undercut Machine Screw is a fully threaded screw made of 18 8 stainless steel. It has a slotted drive and an undercut head. The undercut head allows the screw to be countersunk below the surface of the material it is being fastened to. This screw is commonly used in binding applications, such as securing the covers of books or albums. It is also used in other applications where a strong, corrosion resistant screw is