5/16-18 x 3 Six Lobe Pan Floor Board Screw Type F Fully Threaded Black Phosphate NHHG It has a hex washer

It has a hex washer head with a serrated flange for added grip

Secure heavy loads with the 1/2 x 5 1/2 Hex Lag Screw Galvanized Gimlet Point

This nut is designed to lock securely onto bolts and screws

while the fully threaded design allows for a secure connection

This 3/8-16 x 1 Carriage Bolt is made of durable 18-8 stainless steel and features a fully threaded design for added strength and versatility

5/16-18 x 3 Six Lobe Pan Floor Board Screw Type F Fully Threaded Black Phosphate NHHG It has a hex washer5 16 18 x 3 Six Lobe Pan Floor Board Screw Type F Fully Threaded Black Phosphate is a type of screw specifically designed for securing floorboards. It features a six lobe pan head with a fully threaded shank. The black phosphate coating provides corrosion resistance and a dark finish. The screw is 3 inches long and has a diameter of 5 16 inches. It is designed to be driven into wood using a six lobe driver bit. This type of screw is commonly used in