8-18 x 2 1/2 Slotted Indented Hex Washer Self Tapping Screw Type AB Fully Threaded Zinc MSRBZ The plain center design ensures

The plain center design ensures a flush fit against the surface

The 1/4 Internal Tooth Lock Washer Black Oxide is a versatile and durable washer designed to prevent loosening in threaded assemblies

The 3-inch length provides ample grip for a secure hold

They are designed to be used with bolts

It has a hexagonal head and a partially threaded shank

8-18 x 2 1/2 Slotted Indented Hex Washer Self Tapping Screw Type AB Fully Threaded Zinc MSRBZ The plain center design ensuresThese 8 18 x 2 1 2 Slotted Indented Hex Washer Self Tapping Screws Type AB are fully threaded and made of zinc plated steel. They have a slotted drive and an indented hex washer head. These screws are designed for use in metal applications and are self tapping, meaning they create their own threads as they are driven into the material. They are commonly used in automotive, construction, and manufacturing applications.