8-18 x 5/16 Phillips Indented Hex Washer Self Tapping Screw Type AB Fully Threaded Zinc KQF They are made of zinc

They are made of zinc and have a conical shape

Its slotted drive allows for easy tightening and removal using a standard flathead screwdriver

It is typically used in outdoor applications

It is designed to be used with a hex key or a screwdriver

5/16-18 Finished Hex Nut Steel Zinc is a type of nut that is used to fasten bolts and screws

8-18 x 5/16 Phillips Indented Hex Washer Self Tapping Screw Type AB Fully Threaded Zinc KQF They are made of zincThese 8 18 x 5 16 Phillips indented hex washer self tapping screws are Type AB fully threaded and zinc plated. They are designed for use in a variety of applications, including metal, plastic, and wood. The Phillips indented hex washer head provides a secure grip for driving, and the self tapping design eliminates the need for pre drilling. The zinc plating provides corrosion resistance, making these screws ideal for both indoor and outdoor use.