6-18 x 1/2 Slotted Pan Self Tapping Screw Type A Fully Threaded Zinc WC188 It is made of zinc-plated

It is made of zinc-plated steel and has a hex washer head

Its 3/4-10 thread size and 2 1/2-inch length make it ideal for a wide range of projects

preventing it from vibrating loose due to friction and impact forces

Its 6-lobe drive design provides superior gripping power

4 x 16 ISO14581 Metric 6-Lobe Flat Machine Screw Full Thd Class8

6-18 x 1/2 Slotted Pan Self Tapping Screw Type A Fully Threaded Zinc WC188 It is made of zinc-platedThese 6 18 x 1 2 Slotted Pan Self Tapping Screws Type A Fully Threaded Zinc are designed for use in a variety of applications. They are made of durable zinc plated steel and feature a slotted drive for easy installation. The self tapping design eliminates the need for pre drilling, making them quick and easy to use. These screws are perfect for use in metal, plastic, and wood. They are also corrosion resistant, making them ideal for outdoor use.