8-18 x 1 1/4 Slotted Indented Hex Washer Self Tapping Screw Type B Fully Threaded Zinc KW410 and their bugle head helps

and their bugle head helps to countersink the screw flush with the surface

It is corrosion resistant and has a tensile strength of 120

The hex washer head provides a large bearing surface for driving and prevents the screw from slipping

It features four prongs that grip the material

8-18 x 1 1/4 Slotted Indented Hex Washer Self Tapping Screw Type B Fully Threaded Zinc KW410 and their bugle head helpsThese 8 18 x 1 1 4 Slotted Indented Hex Washer Self Tapping Screw Type B 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 slotted indented hex washer head provides a secure hold and prevents the screw from slipping. The self tapping design allows the screw to create its own threads as it is driven into the material, eliminating the need for pre