5/16-18 x 3 1/2 Six Lobe Flat Floor Board Screw Type F Black Phosphate 1-8 NTE - Size: #10 diameter

- Size: #10 diameter

The black phosphate coating offers enhanced corrosion resistance

These 4 x 1/4 Round Head Type U Drive Screws are made of zinc-plated steel for durability and corrosion resistance

they resist corrosion

The screws are also strong and durable

5/16-18 x 3 1/2 Six Lobe Flat Floor Board Screw Type F Black Phosphate 1-8 NTE - Size: #10 diameter5 16 18 x 3 1 2 Six Lobe Flat Floor Board Screw Type F Black Phosphate The 5 16 18 x 3 1 2 Six Lobe Flat Floor Board Screw Type F Black Phosphate is a high quality screw designed for use in flooring applications. It features a six lobe drive, which provides superior gripping power and reduces the risk of cam out. The flat head design sits flush with the surface of the flooring, creating a clean and professional appearance. The black phosphate finish