5/16-18 x 3 1/2 Six Lobe Pan Floor Board Screw Type F Fully Threaded Black Phosphate MBF10BP which provides a large bearing

which provides a large bearing surface and helps to distribute the load

Made of durable steel for strength and longevity

The Grade 5 rating indicates its strength and ability to withstand heavy loads

ensuring a secure and professional finish

- Diameter: 8-18

5/16-18 x 3 1/2 Six Lobe Pan Floor Board Screw Type F Fully Threaded Black Phosphate MBF10BP which provides a large bearingThe 5 16 18 x 3 1 2 Six Lobe Pan Floor Board Screw Type F Fully Threaded Black Phosphate is a high quality screw designed for use in floorboard applications. The screw features a six lobe pan head that provides a secure hold and prevents stripping. The fully threaded shank ensures a strong connection between the screw and the floorboard. The black phosphate finish provides corrosion resistance and a professional appearance. The screw is 3 1 2 inches