8-18 x 1 Phillips Round Self Tapping Screw Type AB Fully Threaded Zinc 9/16-18 NE It is non-ribbed and has

It is non-ribbed and has a countersunk head

This 1/4-20 x 3/4 Phillips flat undercut machine screw is fully threaded and coated in black zinc for corrosion resistance

This 1 1/2-6 x 3 1/2 Hex Cap Screw Grade 8 Yellow Zinc is a high-strength fastener designed for use in demanding applications

It is also used in electrical applications

The screw is designed to be used in metal and wood applications

8-18 x 1 Phillips Round Self Tapping Screw Type AB Fully Threaded Zinc 9/16-18 NE It is non-ribbed and hasThese 8 18 x 1 Phillips Round Self Tapping Screw Type AB Fully Threaded Zinc are designed for use in a variety of applications. They are made of zinc plated steel for durability and corrosion resistance. The Phillips drive head provides a secure grip for easy installation. The self tapping design allows the screws to create their own threads in metal, plastic, or wood. These screws are fully threaded for maximum holding power.