4-40 x 1 Phillips Pan External Sems Machine Screw Fully Threaded Zinc ABPTB circular metal washer with a

circular metal washer with a hole in the center

These #10 x 1 1/2 x

it features a Grade 5 rating for superior strength and resistance to wear

These 12-24 x 1/2 Phillips flat undercut machine screws are fully threaded and made of 18-8 stainless steel with a black oxide finish

It features a square shape with four flat sides

4-40 x 1 Phillips Pan External Sems Machine Screw Fully Threaded Zinc ABPTB circular metal washer with a4 40 x 1 Phillips Pan External Sems Machine Screw Fully Threaded Zinc is a type of screw that is used to fasten two pieces of metal together. It has a Phillips head, which means that it can be driven with a Phillips screwdriver. The screw is made of steel and has a zinc coating, which helps to protect it from corrosion. The screw is fully threaded, which means that it can be screwed into the material until the head is flush with the surface.