5/16-18 x 1 Six Lobe Pan Floor Board Screw Type F Fully Threaded Black Phosphate FSF The head is hex-shaped with

The head is hex-shaped with an indented washer

The indented hex head provides a secure grip for driving and prevents stripping

and other large wood components

It is perfect for hanging fixtures

as well as in DIY projects and repairs

5/16-18 x 1 Six Lobe Pan Floor Board Screw Type F Fully Threaded Black Phosphate FSF The head is hex-shaped withThe 5 16 18 x 1 Six Lobe Pan Floor Board Screw Type F Fully Threaded Black Phosphate is a high quality screw designed for use in a variety of applications. It is made of steel and has a black phosphate finish for corrosion resistance. The screw has a six lobe pan head with a Phillips drive and a fully threaded shank. It is 1 inch in length and has a diameter of 5 16 inches. The screw is designed to be used in wood and is ideal for use in flooring